Debt Obligations (Details) - USD ($) $ in Thousands	9 Months Ended
	Nov. 03, 2018	Feb. 03, 2018	Oct. 28, 2017
Debt Instrument [Line Items]
Current portion of debt obligations	$ 3,555	$ 2,985	$ 3,025
Long-term debt obligations	345,840	180,350	268,969
Total debt obligations	$ 349,395	183,335	271,994
Line of Credit
Debt Instrument [Line Items]
Credit facility, amendment date	Aug. 03, 2018
Credit facility, maximum borrowing capacity before amendment	$ 400,000
Credit facility, maximum borrowing capacity	425,000
Credit facility, maximum borrowing capacity with seasonal increase	$ 450,000
Credit facility, collateral	The credit facility is secured by our inventory, cash, cash equivalents, and substantially all of our other assets.
Credit facility, weighted average interest rate during period	3.53%
Credit facility, average daily borrowings	$ 274,300
Credit facility, excess borrowing capacity required, amount (greater of)	$ 35,000
Credit facility, excess borrowing capacity required, percent of Adjusted Combined Loan Cap (greater of)	10.00%
Credit facility, dividend restriction amount	$ 30,000
Credit facility, excess borrowing availability	$ 95,300
Credit facility, covenant compliance	in compliance with the debt covenants of the credit facility agreement
Letter of Credit
Debt Instrument [Line Items]
Letter of credit subfacility, maximum borrowing capacity	$ 25,000
Letters of credit outstanding, amount	$ 6,900
Letters of credit, expiration period	12 months
Revolving Credit Facility | Line of Credit
Debt Instrument [Line Items]
Revolving credit facility, expiration date	Dec. 16, 2021
Total debt obligations	$ 322,572	179,288	267,159
Term loan | Line of Credit
Debt Instrument [Line Items]
Total debt obligations	25,000
Term loan, face amount	$ 25,000
Term loan, frequency of periodic payment	quarterly
Term loan, periodic payment, principal	$ 600
Term loan, date of first required payment	Feb. 04, 2019
Term loan, maturity date	Dec. 16, 2021
Finance Obligations
Debt Instrument [Line Items]
Total debt obligations	$ 812	1,549	1,849
Other Financing
Debt Instrument [Line Items]
Total debt obligations	$ 1,011	$ 2,498	$ 2,986