Fair Value Measurements - Additional Information (Detail) - USD ($) $ in Thousands	Oct. 31, 2015	Jan. 31, 2015	Nov. 01, 2014
Fair Value, Inputs, Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Deferred compensation plan liability	$ 7,858	$ 5,574	$ 5,121

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

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