CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
OPERATING ACTIVITIES:
Net income (loss)	$ 24,360	$ 16,484	$ (155)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	23,103	22,807	21,518
Other-than-temporary investments impairment	0	2,026	0
Goodwill impairment	0	0	16,315
Loss due to property and equipment impairment	0	0	1,369
Amortization of purchase accounting adjustments for leases and debt	(647)	(645)	(395)
Provision for bad debts	1,489	676	49
Provision for self-insured liabilities	554	639	1,080
Loss on sale or disposal of fixed assets	(121)	401	82
Equity-based compensation expense	1,199	659	406
Deferred income taxes	4,447	5,599	1,477
Gain on investments	(956)	(78)	0
Changes in assets and liabilities:
Accounts receivable	(2,897)	(1,209)	(38)
Prepaid expenses, supplies and other receivables	(199)	517	(180)
Deposits in escrow	290	(378)	320
Current assets - discontinued operations	0	(132)	117
Accounts payable	1,268	(1,170)	(2,076)
Accrued liabilities	(1,376)	25	1,281
Deferred revenue	3,220	(1,584)	(319)
Current liabilities - discontinued operations	0	(34)	(13)
Payments of self-insured liabilities	(592)	(458)	(640)
Income taxes payable/receivable	(250)	367	2,415
Changes in other non-current assets	2,238	1,213	(156)
Other non-current assets - discontinued operations	0	399	539
Other long-term liabilities	(455)	48	1,050
Other long-term liabilities - discontinued operations	0	0	(14)
Cash provided by operating activities	54,675	46,172	44,032
INVESTING ACTIVITIES:
Payment for securities	(208)	(818)	(216)
Proceeds on sales of securities	3,406	515	0
Payment for acquisitions	0	(27,500)	0
Proceeds on sale of fixed assets	168	0	0
Payments for new construction projects	(684)	(5,619)	(13,337)
Payments for purchases of property and equipment	(15,067)	(11,000)	(14,564)
Cash used in investing activities	(12,385)	(44,422)	(28,117)
FINANCING ACTIVITIES:
Payments of financing costs	(1,907)	(310)	(358)
Purchase of treasury stock	(798)	(2,803)	(6,989)
Proceeds from issuance of shares for employee stock options	283	31	0
Repayment of borrowings on revolving credit facility	(137,500)	0	(29,000)
Proceeds on borrowings on revolving credit facility	99,500	0	0
Repayment of mortgage debt	(5,686)	(1,914)	(9,113)
Proceeds from mortgage debt	0	12,250	14,000
Payment of dividends	(6,894)	0	0
Cash (used in) provided by financing activities	(53,002)	7,254	(31,460)
(Decrease) increase in cash and cash equivalents	(10,712)	9,004	(15,545)
Cash and cash equivalents, beginning of year	13,364	4,360	19,905
Cash and cash equivalents, end of year	2,652	13,364	4,360
Cash paid during the period for:
Interest	7,324	7,285	7,575
Income tax payments, net of refunds	$ 8,651	$ 3,459	$ 2,884