CONSOLIDATED STATEMENTS OF CASH FLOWS (unaudited) (USD $) In Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Cash flows from operating activities:
Net income	$ 9,946	$ 9,973	$ 18,058	$ 20,171
Adjustments to reconcile net income to net cash provided by operating activities, including discontinued operations:
Depreciation and amortization	7,863	12,561	15,544	25,007
Amortization of favorable and unfavorable lease intangibles	(490)	(474)	(974)	(948)
Provision for losses on accounts receivable	4,860	5,125	10,504	11,139
Stock-based compensation expense	1,352	1,694	2,801	3,087
Deferred taxes	7,944	6,755	9,976	11,691
Changes in operating assets and liabilities, net of acquisitions:
Accounts receivable	(7,185)	(4,871)	(12,578)	(11,193)
Restricted cash	18	3,427	(1,928)	2,271
Prepaid expenses and other assets	439	(1,670)	190	2,613
Accounts payable	(1,582)	7,140	(3,501)	1,281
Accrued compensation and benefits	(4,018)	(4,362)	(580)	4,062
Accrued self-insurance obligations	(2,569)	2,805	(3,912)	4,842
Income taxes payable	(478)	(290)	0	338
Other accrued liabilities	(216)	(2,457)	(946)	13
Other long-term liabilities	(492)	(4,144)	(1,218)	(5,099)
Net cash provided by operating activities	15,392	31,212	31,436	69,275
Cash flows from investing activities:
Capital expenditures	(9,319)	(10,656)	(18,156)	(27,714)
Acquisitions, net of cash acquired	(356)	0	(356)	0
Net cash used for investing activities	(9,675)	(10,656)	(18,512)	(27,714)
Cash flows from financing activities:
Principal repayments of long-term debt and capital lease obligations	(2,800)	(16,036)	(5,598)	(36,976)
Payment to non-controlling interest	0	0	0	(2,025)
Distribution to non-controlling interest	0	0	0	(69)
Net cash used for financing activities	(2,800)	(16,036)	(5,598)	(39,070)
Net increase (decrease) in cash and cash equivalents	2,917	4,520	7,326	2,491
Cash and cash equivalents at beginning of period	85,572	102,454	81,163	104,483
Cash and cash equivalents at end of period	$ 88,489	$ 106,974	$ 88,489	$ 106,974