Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Apr. 29, 2017	Apr. 30, 2016
OPERATING ACTIVITIES:
Net loss	$ (3,196)	$ (4,942)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization	2,604	3,041
Share-based payment compensation	521	237
Amortization of deferred revenue	(21)	(22)
Amortization of deferred financing costs	127	112
Loss on debt extinguishment	(913)	0
Deferred income taxes	197	197
Changes in operating assets and liabilities:
Accounts receivable, net	13,524	15,477
Inventories	(5,457)	2,217
Prepaid expenses and other	(274)	101
Accounts payable and accrued liabilities	(2,095)	(9,076)
Net cash provided by operating activities	6,843	7,342
INVESTING ACTIVITIES:
Property and equipment additions	(3,867)	(1,605)
Net cash used for investing activities	(3,867)	(1,605)
FINANCING ACTIVITIES:
Proceeds of term loans	6,000	17,000
Proceeds from Issuance of common stock and warrants	132	0
Proceeds from exercise of stock options	29	0
Payments on term loans	(10,263)	(607)
Payments for repurchase of common stock	(5,055)	0
Payments for deferred financing costs	(215)	(1,287)
Payments for debt extinguishment costs	(199)	0
Payments for common stock issuance costs	(80)	0
Payments on capital leases	0	(13)
Payments for restricted stock issuance	(34)	(4)
Net cash provided by (used for) financing activities	(9,685)	15,089
Net increase (decrease) in cash	(6,709)	20,826
BEGINNING CASH	32,647	11,897
ENDING CASH	25,938	32,723
SUPPLEMENTAL CASH FLOW INFORMATION:
Interest paid	1,400	888
Income taxes paid	0	51
SUPPLEMENTAL NON-CASH INVESTING AND FINANCING ACTIVITIES:
Property and equipment purchases included in accounts payable	713	357
Deferred financing costs included in accrued liabilities	0	103
Common stock issuance costs included in accrued liabilities	$ 58	$ 0