CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Operating Activities
Net loss	$ (500)	$ (2,328)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	2,356	3,069
Losses (gains) on disposal of assets	5	(12)
Share-based compensation expense	402	466
Amortization of deferred gain on sale leaseback transaction	(64)	(70)
Deferred income taxes	168	(94)
Other, net	(213)	0
Changes in operating assets and liabilities:
Trade accounts receivable, net	(3,028)	(806)
Prepaid expenses and other assets	711	(1,143)
Accounts payable	(218)	(359)
Income taxes, net	127	85
Accrued and other liabilities	(1,080)	965
Net cash used in operating activities	(1,334)	(227)
Investing Activities
Proceeds from note receivable	159	165
Purchases of property, plant and equipment	(2,354)	(1,124)
Cash paid for acquisitions of businesses	(199)	(750)
Net cash used in investing activities	(2,394)	(1,709)
Financing Activities
Proceeds from stock option exercises	24	92
Proceeds from the issuance of common stock	27	33
Proceeds from line of credit	41,760	913
Principal payments on line of credit	(42,254)	(913)
Principal payments on capital lease obligations	(51)	(12)
Net cash (used in) provided by financing activities	(494)	113
Effect of exchange rate changes on cash	42	(21)
Net decrease in cash and cash equivalents	(4,180)	(1,844)
Cash and cash equivalents at beginning of period	10,989	9,183
Cash and cash equivalents at end of period	$ 6,809	$ 7,339