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Intangible Assets (Detail) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Jan. 31, 2014 | Jan. 31, 2013
Goodwill And Intangible Assets [Line Items] |  |
Gross carrying amounts | $ 34,626 | $ 33,239
Accumulated amortization | 20,321 | 18,781
Net | 14,305 | 14,458
Unamortized intangible assets |  |
Goodwill | 55,604 | 60,396
Trademarks | 80,707 | 75,464
Subtotal | 136,311 | 135,860
Total intangible assets, net | 150,616 | 150,318
Minimum |  |
Unamortized intangible assets |  |
Estimated Life | 3 years |
Maximum |  |
Unamortized intangible assets |  |
Estimated Life | 15 years |
Licenses |  |
Goodwill And Intangible Assets [Line Items] |  |
Gross carrying amounts | 20,779 | 20,432
Accumulated amortization | 13,394 | 12,798
Net | 7,385 | 7,634
Unamortized intangible assets |  |
Estimated Life | 14 years |
Trademarks |  |
Goodwill And Intangible Assets [Line Items] |  |
Gross carrying amounts | 2,194 | 2,193
Accumulated amortization | 1,816 | 1,595
Net | 379 | 598
Trademarks | Minimum |  |
Unamortized intangible assets |  |
Estimated Life | 8 years |
Trademarks | Maximum |  |
Unamortized intangible assets |  |
Estimated Life | 12 years |
Customer relationships |  |
Goodwill And Intangible Assets [Line Items] |  |
Gross carrying amounts | 8,741 | 8,620
Accumulated amortization | 3,696 | 2,995
Net | 5,044 | 5,625
Customer relationships | Minimum |  |
Unamortized intangible assets |  |
Estimated Life | 8 years |
Customer relationships | Maximum |  |
Unamortized intangible assets |  |
Estimated Life | 15 years |
Other |  |
Goodwill And Intangible Assets [Line Items] |  |
Gross carrying amounts | 2,912 | 1,994
Accumulated amortization | 1,415 | 1,393
Net | $ 1,497 | $ 601
Other | Minimum |  |
Unamortized intangible assets |  |
Estimated Life | 3 years |
Other | Maximum |  |
Unamortized intangible assets |  |
Estimated Life | 10 years |

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- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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- Definition Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=14024403&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266 + Details
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- Definition Carrying amount (original costs adjusted for previously recognized amortization and impairment) as of the balance sheet date for the rights acquired through registration of a trademark to gain or protect exclusive use of a business name, symbol or other device or style for a projected indefinite period of benefit. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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- Definition Carrying amount of finite-lived intangible assets, indefinite-lived intangible assets and goodwill. Goodwill is an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Intangible assets are assets, not including financial assets, lacking physical substance. + References No definition available. + Details
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