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Business Combination (Details) (USD $) In Thousands, unless otherwise specified | 9 Months Ended
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Jan. 25, 2014
Business Combination, Recognized Goodwill [Abstract] |
Goodwill, Acquired During Period | $ 1,271
Trade Names [Member] |
Acquired Finite-Lived Intangible Assets [Line Items] |
Acquired Finite-lived Intangible Asset, Amount | 1,160
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life | 20 years
Customer Lists [Member] |
Acquired Finite-Lived Intangible Assets [Line Items] |
Acquired Finite-lived Intangible Asset, Amount | $ 582
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life | 9 years

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- Definition Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16265-109275 + Details
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- Definition Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, resulting from a business combination. + References No definition available. + Details
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- Definition Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=14024403&loc=d3e13816-109267 + Details
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