v3.8.0.1
Supplemental Financial Information - Supplemental Cash Flow Information (Details) - USD ($)
$ in Thousands
 12 Months Ended
Feb. 03, 2018
Jan. 28, 2017
Jan. 30, 2016
Supplemental cash flow information:      
Cash paid for interest $ 746 $ 363 $ 703
Cash paid for income taxes, net 11,401 17,032 13,363
Non-Cash Investing and Financing Activities:      
Purchase of software and intellectual property under license obligations 59,803 27,081 13,800
Unsettled trade receivable of available-for-sale securities 0 7,742 53,749
Unsettled trade payable of available-for-sale securities 4,497 15,371 0
Unpaid purchase of property and equipment at end of year 5,595 2,547 9,069
Unpaid repurchases of our common shares 0 1,499 0
Unpaid equity and debt financing costs $ 3,244 $ 0 $ 0