Liability for Income Tax Associated with Unrecognized Tax Benefits (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Feb. 02, 2013	Jan. 28, 2012
Reconciliation of Unrecognized Tax Benefits [Line Items]
Unrecognized tax benefits - beginning of year	$ 1,596	$ 2,017
Tax positions related to prior period	44	87
Tax positions related to current period	138	26
Tax positions related to prior period		(79)
Settlements	(62)	(21)
Lapse of statute of limitations	(156)	(434)
Unrecognized tax benefits - end of year	$ 1,560	$ 1,596

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The gross amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns as of the balance sheet date.

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The gross amount of decreases in unrecognized tax benefits resulting from tax positions taken in prior period tax returns, excluding amounts pertaining to examined tax returns.

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The gross amount of decreases in unrecognized tax benefits resulting from settlements with taxing authorities.

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The gross amount of increases in unrecognized tax benefits resulting from tax positions that have been or will be taken in the tax return for the current period, excluding amounts pertaining to examined tax returns.

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The gross amount of increases in unrecognized tax benefits resulting from tax positions taken in prior period tax returns, excluding amounts pertaining to examined tax returns.

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The gross amount of decreases in unrecognized tax benefits resulting from lapses of the applicable statutes of limitations.

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