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Note 6 - Legal Settlement (Details Textual) (USD $) | 0 Months Ended | 3 Months Ended | 9 Months Ended
--- | --- | --- | ---
Dec. 11, 2014 | Sep. 28, 2014 | Dec. 28, 2014
Commitments and Contingencies Disclosure [Abstract] |  |  |
Litigation Settlement, Amount |  | $ (850,000)us-gaap_LitigationSettlementAmount |
Payments for Legal Settlements | 850,000 us-gaap_PaymentsForLegalSettlements |  |
After Tax Reduction To Net Income Amount |  |  | $ 530,000 crws_AftertaxReductionToNetIncomeAmount
After Tax Reduction To Net Income Diluted Per Share |  |  | $ 0.05 crws_AftertaxReductionToNetIncomeDilutedPerShare

X
- Definition Represents the reduction to net income on an after tax basis. + References No definition available. + Details
Name: | crws_AftertaxReductionToNetIncomeAmount
Namespace Prefix: | crws_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Represents the diluted per share effect on the after tax reduction to net income. + References No definition available. + Details
Name: | crws_AftertaxReductionToNetIncomeDilutedPerShare
Namespace Prefix: | crws_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_CommitmentsAndContingenciesDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of judgment or settlement awarded to (against) the entity in respect of litigation. + References No definition available. + Details
Name: | us-gaap_LitigationSettlementAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The amount of cash paid for the settlement of litigation or for other legal issues during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3536-108585 + Details
Name: | us-gaap_PaymentsForLegalSettlements
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration