Condensed Consolidated Statements of Cash Flows (USD $) In Thousands	6 Months Ended
	Jul. 30, 2011	Jul. 31, 2010
OPERATING ACTIVITIES:
Net loss	$ (33,386)	$ (18,664)
Adjustments to reconcile net loss to net cash provided by (used for) operating activities:
Depreciation and amortization	6,208	7,218
Share-based payment compensation	2,175	1,498
Amortization of deferred revenue	(364)	(364)
Amortization of debt discount	575	711
Amortization of deferred finance costs	303	121
Asset impairments and write-offs	0	276
Debt extinguishment	25,679	0
Gain on the disposal of equipment	(405)	0
Changes in operating assets and liabilities:
Accounts receivable, net	7,253	16,509
Inventories, net	(12,920)	(3,079)
Prepaid expenses and other	(1,281)	(306)
Accounts payable and accrued liabilities	(5,162)	(1,304)
Accrued dividends payable — Series B Preferred Stock	1,069	2,773
Net cash provided by (used for) operating activities	(10,256)	5,389
INVESTING ACTIVITIES:
Property and equipment additions	(6,496)	(4,332)
Change in restricted cash and investments	0	99
Proceeds from disposal of equipment	405	55
Net cash used for investing activities	(6,091)	(4,178)
FINANCING ACTIVITIES:
Payments for Series B Preferred Stock and other issuance costs	0	(263)
Payment for Series B Preferred stock redemption	(40,853)	0
Payment for Series B Preferred stock dividend	(8,915)	0
Payments for deferred issuance costs	(45)	0
Proceeds from exercise of stock options	1,692	4
Procceeds from issuance of common stock, net	55,500	0
Net cash provided by (used for) financing activities	7,379	(259)
Net increase (decrease) in cash and cash equivalents	(8,968)	952
BEGINNING CASH AND CASH EQUIVALENTS	46,471	17,000
ENDING CASH AND CASH EQUIVALENTS	37,503	17,952
SUPPLEMENTAL CASH FLOW INFORMATION:
Interest paid	1,899	133
Income taxes paid	24	48
SUPPLEMENTAL NON CASH INVESTING AND FINANCING ACTIVITIES:
Property and equipment purchases included in accounts payable	322	501
Deferred financing costs included in accrued liabilities	0	448
Issuance of 689,655 shares of common stock	$ 4,166	$ 0