CONSOLIDATED STATEMENTS OF CASH FLOWS $ in Thousands	3 Months Ended	9 Months Ended
	Oct. 29, 2016 USD ($)	Oct. 29, 2016 USD ($)	Oct. 31, 2015 USD ($)
Net cash used by operating activities		$ (30,179)	$ (26,165)
Cash flows from investing activities:
Purchases of business, net of cash acquired		(36,300)
Proceeds from sale of investment		1,600
Purchase of investments		(500)	(800)
Purchases of fixed assets		(16,726)	(15,293)
Net cash used by investing activities		(51,926)	(16,093)
Cash flows from financing activities:
Proceeds from S-T borrowings		5,936
Payment on line of credit	$ (4,700)	(4,727)
Exercise of stock options		39	19
Payments of capital lease obligations			(795)
Purchase of treasury stock		(2,646)	(649)
Net cash used by financing activities		(1,398)	(1,425)
Net decrease in cash and cash equivalents		(83,503)	(43,683)
Cash, cash equivalents, and restricted cash, beginning of period		104,311	118,537
Cash, cash equivalents, and restricted cash, end of period	20,808	20,808	74,854
Supplemental disclosures:
Cash, cash equivalents, and restricted cash, end of period	20,808	20,808
Less: restricted cash	(16,100)	(16,100)
Cash and cash equivalents per Condensed Consolidated Balance Sheet	4,708	4,708	74,854
Fair value of assets acquired, including cash acquired		93,754
Liabilities assumed		(24,858)
Net assets acquired	68,896	68,896
Less: Contingent consideration not yet paid	$ (10,381)	(10,381)
Less: Fair value of shares issued as consideration		(20,415)
Less: Cash acquired		(1,800)
Purchase of business, net of cash acquired		36,300
Issuance of equity grants		$ 6,074	$ 19