CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	6 Months Ended
Jun. 30, 2013	Jun. 30, 2012
CASH FLOWS FROM OPERATING ACTIVITIES:
Net loss	$ (5,212)	$ (8,091)
Loss from discontinued operations	210
LOSS FROM CONTINUING OPERATIONS	(5,002)	(8,091)
Adjustments to reconcile net cash used in operating activities:
Depreciation and amortization expense	8,033	7,860
Impairment charges	288
Stock-based compensation	972	1,289
Allowance for doubtful accounts	(174)	254
Common stock issued under defined contribution 401(k) plan	337
(Gain) loss on disposal of assets	(3,657)	92
Changes in operating assets and liabilities:
Accounts receivable	(2,664)	1,246
Inventories	(14,822)	(15,362)
Prepaid expenses and other current assets	535	1,526
Accounts payable	11,869	16,817
Accrued liabilities	385	(222)
Customer deposits	17,523	(8,607)
Other non-current assets and liabilities	153	832
Net cash provided by (used in) operating activities of continuing operations	13,776	(2,366)
CASH FLOWS FROM INVESTING ACTIVITIES:
Proceeds from sale of logistics business and related note receivable		175
Purchases of available for sale securities	(606)
Purchases of property and equipment	(2,729)	(2,165)
Proceeds from disposals of property and equipment	12,453	87
Decrease in restricted cash		646
Net cash provided by (used in) investing activities of continuing operations	9,118	(1,257)
CASH FLOWS FROM FINANCING ACTIVITIES:
Payments on lines of credit and notes payable	(80,209)	(1,954)
Proceeds from lines of credit and notes payable	75,208
Proceeds from sale-leaseback transactions		1,000
Principal payments on capital leases	(1,148)	(627)
Net cash used in financing activities of continuing operations	(6,149)	(1,581)
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	16,745	(5,204)
CASH AND CASH EQUIVALENTS, beginning of the period	516	13,340
CASH AND CASH EQUIVALENTS, end of the period	17,261	8,136
Supplemental cash flow information:
Interest paid	559	530
Income taxes paid	13	24
Non-cash investing and financing activities:
Issuance of restricted stock grants	727	812
Common stock issued under defined contribution 401(k) plan	$ 337

Change in allowance for doubtful accounts reflected in the statement of cash flows.

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