CONSOLIDATED BALANCE SHEETS (unaudited) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011
Current assets:
Cash and cash equivalents	$ 43,648	$ 57,908
Restricted cash	14,330	15,706
Accounts receivable, net of allowance for doubtful accounts of $62,800 and $67,640 at June 30, 2012 and December 31, 2011, respectively	212,831	202,229
Prepaid expenses and other assets	27,093	29,075
Assets held for sale	4,537	0
Deferred tax assets	63,018	63,170
Total current assets	365,457	368,088
Property and equipment, net	145,673	148,298
Intangible assets, net	33,991	35,294
Goodwill	34,905	34,496
Restricted cash, non-current	354	353
Deferred tax assets	124,382	123,974
Other assets	43,152	45,163
Total assets	747,914	755,666
Current liabilities:
Accounts payable	44,603	55,888
Accrued compensation and benefits	63,878	61,101
Accrued self-insurance obligations, current portion	57,628	57,810
Other accrued liabilities	47,638	43,139
Current portion of long-term debt and capital lease obligations	967	1,017
Total current liabilities	214,714	218,955
Accrued self-insurance obligations, net of current portion	155,048	157,267
Long-term debt and capital lease obligations, net of current portion	88,242	88,768
Unfavorable lease obligations, net	5,880	7,110
Other long-term liabilities	56,107	58,110
Total liabilities	519,991	530,210
Commitments and contingencies
Stockholders' equity:
Preferred stock of $.01 par value, authorized 3,333 shares, zero shares issued and outstanding as of June 30, 2012 and December 31, 2011	0	0
Common stock of $.01 par value, authorized 41,667 shares, 25,535 and 25,146 shares issued and outstanding as of June 30, 2012 and December 31, 2011, respectively	255	251
Additional paid-in capital	730,242	726,861
Accumulated deficit	(501,194)	(500,427)
Accumulated other comprehensive loss, net	(1,380)	(1,229)
Total stockholders' equity	227,923	225,456
Total liabilities and stockholders' equity	$ 747,914	$ 755,666