Annual report pursuant to Section 13 and 15(d)

Note 4 - Stock-based Compensation (Details Textual)

v2.4.1.9
Note 4 - Stock-based Compensation (Details Textual) (USD $)
 0 Months Ended 12 Months Ended 1 Months Ended 3 Months Ended 0 Months Ended 12 Months Ended 24 Months Ended 3 Months Ended
Aug. 11, 2014
Aug. 14, 2013
Aug. 15, 2012
Aug. 10, 2011
Mar. 29, 2015
Mar. 30, 2014
Apr. 03, 2016
Aug. 31, 2014
Aug. 31, 2013
Dec. 28, 2014
Dec. 29, 2013
Nov. 05, 2013
Mar. 31, 2013
Mar. 30, 2014
Jun. 27, 2010
Allocated Share-based Compensation Expense         $ 862,000us-gaap_AllocatedShareBasedCompensationExpense $ 604,000us-gaap_AllocatedShareBasedCompensationExpense                  
Employee Service Share-based Compensation, Allocation of Recognized Period Costs, Capitalized Amount         0us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount                    
Proceeds from Stock Options Exercised         0us-gaap_ProceedsFromStockOptionsExercised 0us-gaap_ProceedsFromStockOptionsExercised                  
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period         2 years                    
Allocated Share-based Compensation Expense         862,000us-gaap_AllocatedShareBasedCompensationExpense 604,000us-gaap_AllocatedShareBasedCompensationExpense                  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value         42,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue 126,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue                  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value         321,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue                    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value         243,000us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1                    
Payments Related to Tax Withholding for Share-based Compensation         17,000us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation 49,000us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation                  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period 28,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod 28,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod 42,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod 30,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod                      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value $ 7.97us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue $ 6.67us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue $ 5.62us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue $ 4.44us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue                      
Officer [Member] | Performance Shares [Member] | Fiscal Year 2014 [Member] | Scenario, Forecast [Member]                              
Allocated Share-based Compensation Expense             354,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_AwardDateAxis
= crws_FiscalYear2014Member
/ us-gaap_AwardTypeAxis
= us-gaap_PerformanceSharesMember
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioForecastMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_OfficerMember 		               
Allocated Share-based Compensation Expense             354,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_AwardDateAxis
= crws_FiscalYear2014Member
/ us-gaap_AwardTypeAxis
= us-gaap_PerformanceSharesMember
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioForecastMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_OfficerMember 		               
Officer [Member] | Performance Shares [Member] | Fiscal Year 2014 [Member]                              
Allocated Share-based Compensation Expense         354,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_AwardDateAxis
= crws_FiscalYear2014Member
/ us-gaap_AwardTypeAxis
= us-gaap_PerformanceSharesMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_OfficerMember 		354,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_AwardDateAxis
= crws_FiscalYear2014Member
/ us-gaap_AwardTypeAxis
= us-gaap_PerformanceSharesMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_OfficerMember 		                 
Allocated Share-based Compensation Expense         354,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_AwardDateAxis
= crws_FiscalYear2014Member
/ us-gaap_AwardTypeAxis
= us-gaap_PerformanceSharesMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_OfficerMember 		354,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_AwardDateAxis
= crws_FiscalYear2014Member
/ us-gaap_AwardTypeAxis
= us-gaap_PerformanceSharesMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_OfficerMember 		                 
Officer [Member] | Performance Shares [Member]                              
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period         188,232us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod
/ us-gaap_AwardTypeAxis
= us-gaap_PerformanceSharesMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_OfficerMember 		17,048us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod
/ us-gaap_AwardTypeAxis
= us-gaap_PerformanceSharesMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_OfficerMember 		                 
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value         $ 5.65us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
/ us-gaap_AwardTypeAxis
= us-gaap_PerformanceSharesMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_OfficerMember 		$ 5.47us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
/ us-gaap_AwardTypeAxis
= us-gaap_PerformanceSharesMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_OfficerMember 		                 
Officer [Member]                              
Cash Award           258,000crws_CashAward
/ us-gaap_TitleOfIndividualAxis
= us-gaap_OfficerMember 		                 
Director [Member] | Restricted Stock [Member]                              
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period               28,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_DirectorMember 		36,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_DirectorMember 		           
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Vested               223,000us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueVested
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_DirectorMember 		244,000us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueVested
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_DirectorMember 		           
Chief Executive Officer and Chief Executive Officer of CCIP [Member] | Restricted Stock [Member]                              
Payments Related to Tax Withholding for Share-based Compensation                   111,000us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockMember
/ us-gaap_TitleOfIndividualAxis
= crws_ChiefExecutiveOfficerAndChiefExecutiveOfficerOfCCIPMember 		47,000us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockMember
/ us-gaap_TitleOfIndividualAxis
= crws_ChiefExecutiveOfficerAndChiefExecutiveOfficerOfCCIPMember 		       
Share-based Compensation Arrangement by Share-based Payment Award Accelerated Compensation Cost                   12,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAcceleratedCompensationCost
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockMember
/ us-gaap_TitleOfIndividualAxis
= crws_ChiefExecutiveOfficerAndChiefExecutiveOfficerOfCCIPMember 		14,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAcceleratedCompensationCost
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockMember
/ us-gaap_TitleOfIndividualAxis
= crws_ChiefExecutiveOfficerAndChiefExecutiveOfficerOfCCIPMember 		       
Chief Executive Officer and Chief Executive Officer of CCIP [Member]                              
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Vested                       98,000us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueVested
/ us-gaap_TitleOfIndividualAxis
= crws_ChiefExecutiveOfficerAndChiefExecutiveOfficerOfCCIPMember 		     
Shares Paid for Tax Withholding for Share Based Compensation                       6,234us-gaap_SharesPaidForTaxWithholdingForShareBasedCompensation
/ us-gaap_TitleOfIndividualAxis
= crws_ChiefExecutiveOfficerAndChiefExecutiveOfficerOfCCIPMember 		     
Performance Shares [Member] | Fiscal Year 2013 [Member]                              
Allocated Share-based Compensation Expense           196,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_AwardDateAxis
= crws_FiscalYear2013Member
/ us-gaap_AwardTypeAxis
= us-gaap_PerformanceSharesMember 		            155,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_AwardDateAxis
= crws_FiscalYear2013Member
/ us-gaap_AwardTypeAxis
= us-gaap_PerformanceSharesMember 		351,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_AwardDateAxis
= crws_FiscalYear2013Member
/ us-gaap_AwardTypeAxis
= us-gaap_PerformanceSharesMember 		 
Allocated Share-based Compensation Expense           196,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_AwardDateAxis
= crws_FiscalYear2013Member
/ us-gaap_AwardTypeAxis
= us-gaap_PerformanceSharesMember 		            155,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_AwardDateAxis
= crws_FiscalYear2013Member
/ us-gaap_AwardTypeAxis
= us-gaap_PerformanceSharesMember 		351,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_AwardDateAxis
= crws_FiscalYear2013Member
/ us-gaap_AwardTypeAxis
= us-gaap_PerformanceSharesMember 		 
Performance Shares [Member]                              
Payments Related to Tax Withholding for Share-based Compensation         54,000us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation
/ us-gaap_AwardTypeAxis
= us-gaap_PerformanceSharesMember 		                   
Shares Paid for Tax Withholding for Share Based Compensation         8,549us-gaap_SharesPaidForTaxWithholdingForShareBasedCompensation
/ us-gaap_AwardTypeAxis
= us-gaap_PerformanceSharesMember 		                   
Restricted Stock [Member]                              
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period         2 years                    
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition         156 days                    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period                             345,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockMember
Share Base Compensation Arrangement by Share Based Payment Award Equity Instrument Other Than Options Grants in Period Total Grant Date Fair Value                             1,200,000crws_ShareBaseCompensationArrangementByShareBasedPaymentAwardEquityInstrumentOtherThanOptionsGrantsInPeriodTotalGrantDateFairValue
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockMember
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized         583,000us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockMember 		                   
Employee Stock Option [Member] | Fiscal Year 2014 [Member]                              
Allocated Share-based Compensation Expense         48,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_AwardDateAxis
= crws_FiscalYear2014Member
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		36,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_AwardDateAxis
= crws_FiscalYear2014Member
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                 
Allocated Share-based Compensation Expense         48,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_AwardDateAxis
= crws_FiscalYear2014Member
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		36,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_AwardDateAxis
= crws_FiscalYear2014Member
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                 
Employee Stock Option [Member] | Fiscal Year 2013 [Member]                              
Allocated Share-based Compensation Expense         24,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_AwardDateAxis
= crws_FiscalYear2013Member
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		92,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_AwardDateAxis
= crws_FiscalYear2013Member
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                 
Allocated Share-based Compensation Expense         24,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_AwardDateAxis
= crws_FiscalYear2013Member
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		92,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_AwardDateAxis
= crws_FiscalYear2013Member
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                 
Employee Stock Option [Member]                              
Allocated Share-based Compensation Expense         143,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		152,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                 
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition         216 days                    
Allocated Share-based Compensation Expense         143,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		152,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                 
Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Stock Options         $ 138,000us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                   
Performance Bonus Plan [Member]                              
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period         2 years                    
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition           3 years                  
The 2014 Omnibus Equity Compensation Plan [Member]                              
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized         1,200,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized
/ us-gaap_PlanNameAxis
= crws_The2014OmnibusEquityCompensationPlanMember