Consolidated Statements of Cash Flows (unaudited) (USD $) In Thousands	6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010
Net (loss) income	$ (1,678)	$ 518
Adjustments to reconcile net (loss) income to net cash provided by operating activities:
Depreciation	1,629	2,677
Amortization	180	206
Provision for bad debt expense	(16)	108
Share-based compensation expense	257	387
Loss on disposal of fixed assets	11	9
Change in assets and liabilities:
Accounts receivable	1,719	150
Inventories	(250)	306
Other assets	344	1,176
Income tax receivable	0	1,461
Accounts payable, accrued expenses and other long-term liabilities	(577)	(2,322)
Net cash provided by operating activities	1,619	4,676
Cash flows from investing activities:
Capital expenditures	(1,883)	(1,697)
Net cash used in investing activities	(1,883)	(1,697)
Cash flows from financing activities:
Proceeds from issuance of stock related to employee stock purchase plan	0	153
Reduction in capital lease obligations	(153)	(67)
Debt financing fees	(101)	(101)
Net cash used in financing activities	(254)	(15)
Net (decrease) increase in cash and cash equivalents	(518)	2,964
Cash and cash equivalents at beginning of period	21,391	16,495
Cash and cash equivalents at end of period	20,873	19,459
Supplemental disclosure of non-cash investing activities:
Fixed assets vouchered but not paid	558	519
Fixed assets acquired by capital lease	211	0
Supplemental disclosure of cash paid during the period for:
Income taxes	$ 52	$ 57