Other Credit Arrangements - Additional Information (Detail) In Millions, unless otherwise specified				1 Months Ended	12 Months Ended
	Feb. 01, 2014 Entity	Feb. 01, 2014 Demand letter of credit facilities USD ($)	Feb. 01, 2014 Trade Letter of Credit USD ($)	Mar. 02, 2012 Unsecured Revolving Credit Facility USD ($)	Feb. 01, 2014 Unsecured Revolving Credit Facility USD ($)	Feb. 01, 2014 Unsecured Revolving Credit Facility LIBOR Minimum	Feb. 01, 2014 Unsecured Revolving Credit Facility LIBOR Maximum	Feb. 01, 2014 Unsecured Revolving Credit Facility Base Rate Minimum	Feb. 01, 2014 Unsecured Revolving Credit Facility Base Rate Maximum	Feb. 01, 2014 Currency Us Dollar Demand letter of credit facilities USD ($)	Feb. 01, 2014 Currency Canadian Dollar Demand letter of credit facilities CAD
Debt Disclosure [Line Items]
Line of credit facility, expiration period				5 years
Borrowing agreements with financial institutions		$ 155.0		$ 150.0
Credit facility interest rate description					The Credit Agreement has various borrowing options, including rates of interest that are based on (i) an Adjusted London Interbank Offered Rate ("LIBOR" as defined in the Credit Agreement) plus a margin ranging from 1.00% to 1.75% based on a defined leverage ratio, payable at the end of the applicable interest period; and (ii) a Base Rate (as defined in the Credit Agreement), plus a margin ranging from 0.00% to 0.75% based on a defined leverage ratio, payable quarterly.
Frequency of payments for interest on borrowing					Quarterly
Interest rate margin						1.00%	1.75%	0.00%	0.75%
Commitment fee payable on the unused portion of total lender commitments								0.175%	0.30%
Letters of credit outstanding amount					8.2
Borrowings					0
Borrowing agreements with financial institutions										110.0	25.0
Borrowing agreements, number of financial institutions	2
Outstanding borrowings			$ 27.5