Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Aug. 03, 2019	Aug. 04, 2018
OPERATING ACTIVITIES:
Net loss	$ (31,167)	$ (3,026)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization	6,140	5,135
Share-based payment compensation	1,257	1,358
Inventory impairment write-down	6,050	0
Amortization of deferred revenue	17	17
Amortization of deferred financing costs	104	104
Changes in operating assets and liabilities:
Accounts receivable, net	11,494	13,948
Inventories	(3,187)	3,419
Prepaid expenses and other	(163)	(5,676)
Accounts payable and accrued liabilities	9,581	(1,750)
Net cash provided by operating activities	92	13,495
INVESTING ACTIVITIES:
Property and equipment additions	(3,491)	(4,071)
Net cash used for investing activities	(3,491)	(4,071)
FINANCING ACTIVITIES:
Proceeds from issuance of revolving loan	109,700	111,400
Proceeds from issuance of common stock and warrants	6,000	0
Proceeds of term loans	0	5,821
Proceeds from exercise of stock options	0	111
Payments on revolving loan	(109,700)	(121,400)
Payments on term loan	(1,357)	(969)
Payments for common stock issuance costs	(66)	0
Payments on finance leases	(23)	0
Payments for restricted stock issuance	(21)	(127)
Payments for deferred financing costs	0	(58)
Net cash provided by (used for) financing activities	4,533	(5,222)
Net increase in cash and restricted cash equivalents	1,134	4,202
BEGINNING CASH AND RESTRICTED CASH EQUIVALENTS	20,935	24,390
ENDING CASH AND RESTRICTED CASH EQUIVALENTS	22,069	28,592
SUPPLEMENTAL CASH FLOW INFORMATION:
Interest paid	1,451	1,726
Income taxes paid	28	14
SUPPLEMENTAL NON-CASH INVESTING AND FINANCING ACTIVITIES:
Property and equipment purchases included in accounts payable	124	216
Deferred financing costs included in accrued liabilities	0	29
Common stock issuance costs included in accrued liabilities	110	0
Equipment acquired through finance lease obligations	188	0
Issuance of warrants	$ 193	$ 0