Condensed Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Cash Flows from Operating Activities:
Net earnings	$ 4,091	$ 3,021
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation	4,757	6,144
Loss on disposition of fixed assets	33	79
Amortization of stock-based compensation	(4)	199
Amortization of deferred financing costs	154	56
Deferred tax expense	(48)	(81)
Earnings from equity investment	(426)	(589)
Changes in Operating Assets and Liabilities:
Receivables	420	(29)
Prepaid expenses and other assets	(167)	(110)
Accounts payable and accrued liabilities	(303)	1,292
Inventories	(35)	23
Other operating assets	(15)	(20)
Accrued payroll	426	67
Taxes payable	317	644
Net cash provided by operating activities	9,200	10,696
Cash Flows from Investing Activities:
Purchases of property and equipment	(3,784)	(2,835)
Proceeds from disposition of assets	8	21
Payment of origination costs of UHA loan	(113)	0
Cash escrowed for loan to UHA	(261)	0
Net cash used in investing activities	(4,150)	(2,814)
Cash Flows from Financing Activities:
Proceeds from borrowings	3,626	0
Payment of deferred financing costs	(301)	0
Principal repayments	(9,248)	(4,223)
Proceeds from equity investment dividend		163
Proceeds from exercise of options	251	15
Net cash used in financing activities	(5,672)	(4,045)
Effect of Exchange Rate Changes on Cash	177	(106)
Decrease in Cash and Cash Equivalents	(445)	3,731
Cash and Cash Equivalents at Beginning of Period	25,192	21,461
Cash and Cash Equivalents at End of Period	24,747	25,192
Supplemental Disclosure of Cash Flow Information:
Interest paid	561	772
Income taxes paid	$ 1,140	$ 226