Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Net (loss) income	$ (151)	$ 1,205
Adjustments to reconcile net (loss) income to net cash provided by (used in) operating activities:
Depreciation	490	556
Provision for loss on doubtful accounts	374	87
Gain on sale of assets		(6)
Stock-based compensation	294	346
Insurance reserve	(222)	(212)
Changes in operating assets and liabilities:
Patient accounts receivable	(579)	(708)
Other accounts receivable	229	(1,699)
Prepaid expenses and other	(387)	(984)
Accounts payable	542	193
Deferred revenue, net of professional fees	(63)	(332)
Accrued liabilities and other	1,291	525
Net cash provided by (used in) operations	1,818	(1,029)
Cash flow from investing activities:
Purchases of property and equipment	(80)	(135)
Proceeds from sale of assets	4	11
Proceeds from sale of investment securities		2,804
Net cash (used in) provided by investing activities	(76)	2,680
Cash flow from financing activities:
Principal payments on loan	(192)
Shares repurchased for treasury stock	(272)	(231)
Net cash used in financing activities	(464)	(231)
Net effect of exchange rate changes on cash and cash equivalents	(145)	(97)
Increase in cash and cash equivalents	1,133	1,323
Cash and cash equivalents at beginning of period	26,689	31,653
Cash and cash equivalents at end of period	$ 27,822	$ 32,976