CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Cash flows from operating activities:
Net income	$ 7,898	$ 13,579
(Loss) gain on discontinued operations, net of tax	(251)	204
Net income from continuing operations	8,149	13,375
Adjustments to reconcile income to net cash provided by operating activities:
Depreciation and amortization	2,005	1,893
Provision for uncollectible accounts	4,087	1,926
Stock-based compensation	1,039	1,128
Deferred income taxes	1,108	2,674
Change in certain net assets and liabilities, net of the effects of acquisitions:
Accounts receivable	(1,884)	(5,918)
Prepaid expenses and other current assets	(129)	(595)
Other assets	151	179
Accounts payable and accrued expenses	(279)	(1,009)
Net cash from operating activities	14,247	13,653
Cash flows from investing activities:
Capital expenditures	(1,625)	(1,498)
Acquisitions, net of cash acquired	(12,011)	(538)
Net cash from investing activities	(13,636)	(2,036)
Cash flows from financing activities:
Proceeds from exercise of stock options	4	70
Purchase of common stock in connection with share awards		(1,852)
Tax impact of share awards	(61)	(142)
Principal payments on notes payable and capital leases	(532)	(1,200)
Net cash from financing activities	(589)	(3,124)
Cash flows from discontinued operations:
Operating activities	(1,129)	561
Investing activities	3,083	(31)
Net cash from discontinued operations	1,954	530
Net change in cash and cash equivalents	1,976	9,023
Cash and cash equivalents at beginning of period	26,120	33,693
Cash and cash equivalents at end of period	28,096	42,716
Summary of non-cash investing and financing activities:
Acquisitions funded by stock	$ 500