Debt Obligations - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	0 Months Ended	12 Months Ended						0 Months Ended		0 Months Ended
	Jun. 26, 2013	Feb. 01, 2014	Feb. 02, 2013	Jan. 28, 2012	Feb. 01, 2014 Banc of America Leasing & Capital, LLC Note	Feb. 01, 2014 Banc of America Leasing & Capital, LLC 1st Anniversary	Feb. 01, 2014 Banc of America Leasing & Capital, LLC 1st Anniversary Until 2nd Anniversary	Jun. 26, 2013 Federal Funds Rate	Feb. 01, 2014 Prime-based Borrowings	Jun. 26, 2013 Prime-based Borrowings Minimum	Jun. 26, 2013 Prime-based Borrowings Maximum	Jun. 26, 2013 LIBOR-based Borrowings Minimum	Jun. 26, 2013 LIBOR-based Borrowings Maximum	Feb. 01, 2014 Standby Letters of Credit	Feb. 01, 2014 Documentary Letters of Credit	Jun. 26, 2013 Commercial and Standby Letters of Credit	Jun. 26, 2013 Swingline Loans	Dec. 31, 2013 Master Agreement Banc of America Leasing & Capital, LLC
Line of Credit Facility [Line Items]
Line of credit facility, maximum borrowing capacity	$ 100															$ 20	$ 15
Line of credit facility, potential maximum borrowing capacity	150
Line of credit facility, expiration date	Jun. 26, 2018
Line of credit facility, interest rate description	Borrowings made pursuant to the Credit Facility will bear interest at a rate equal to the base rate (determined as the highest of (a) Bank of America N.A.'s prime rate, (b) the Federal Funds rate plus 0.50% or (c) the annual LIBOR rate for the respective interest period) plus a varying percentage, based on the Company's borrowing base, of 0.50%-0.75% for prime-based borrowings and 1.50%-1.75% for LIBOR-based borrowings.
Line of credit facility, basis spread on variable rate								0.50%		0.50%	0.75%	1.50%	1.75%
Unused line fee	0.25%
Line of credit facility interest rate									3.75%
Line of credit facility, amount outstanding		9.0
Letters of credit outstanding, amount														2.2	1.5
Line of credit facility, remaining borrowing capacity		75.5
Line of credit facility, average monthly outstanding amount		14.9
Line of credit facility, average unused excess availability		71.2
Number of notes entered, equipment financing					7
Aggregate amount of notes borrowed																		17.5
Notes maturity term					48 months
Notes fixed interest rate, minimum					3.07%
Notes fixed interest rate, maximum					3.29%
Prepayment penalty rate						1.00%	0.50%
Credit facility interest and fees paid		$ 1.4	$ 0.5	$ 0.6