CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
Operating Activities
Net loss	$ (3,781)	$ (3,600)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization	4,970	6,184
Gains on disposal of assets	(175)	(12)
Share-based compensation expense	864	857
Amortization of deferred gain on sale leaseback transaction	(129)	(138)
Deferred income taxes	943	(180)
Income tax benefit related to other comprehensive income	(634)	0
Changes in operating assets and liabilities:
Trade accounts receivable, net	(2,370)	382
Prepaid expenses and other assets	1,879	(651)
Accounts payable	(1,492)	(66)
Income taxes, net	(377)	245
Accrued and other liabilities	1,829	214
Net cash provided by operating activities	1,527	3,235
Investing Activities
Proceeds from note receivable	319	330
Proceeds from sale of assets	639	0
Purchases of property, plant and equipment	(6,825)	(1,454)
Cash paid for acquisitions of businesses	(400)	(1,500)
Net cash used in investing activities	(6,267)	(2,624)
Financing Activities
Proceeds from stock option exercises	36	95
Proceeds from the issuance of common stock	53	59
Proceeds from line of credit	75,872	4,346
Principal payments on line of credit	(75,872)	(4,346)
Principal payments on capital lease obligations	(70)	(14)
Net cash provided by financing activities	19	140
Effect of exchange rate changes on cash	(231)	61
Net (decrease) increase in cash and cash equivalents	(4,952)	812
Cash and cash equivalents at beginning of period	10,989	9,183
Cash and cash equivalents at end of period	$ 6,037	$ 9,995