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Condensed Consolidated Balance Sheets (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2012
Dec. 31, 2011
ASSETS    
Cash and cash equivalents $ 12,146 $ 18,596
Short-term investments 3,317 4,139
Accounts receivable, net 240,920 230,388
Prepaid expenses 7,775 6,305
Deferred income taxes 69,264 70,314
Other assets 6,801 7,531
Total current assets 340,223 337,273
Investments 49,126 44,991
Property and equipment, net 59,874 60,530
Goodwill 1,807,628 1,746,762
Other assets, net 90,115 83,092
Total assets 2,346,966 2,272,648
LIABILITIES AND SHAREHOLDERS' EQUITY    
Accounts payable and accrued expenses 180,408 234,535
Current portion of long-term capital lease obligations 95 143
Income taxes payable 16,706 19,623
Total current liabilities 197,209 254,301
Line of credit   29,000
Long-term capital lease obligations 289 327
Long-term professional liabilities 116,349 109,629
Deferred income taxes 104,545 93,831
Other liabilities 58,461 54,544
Total liabilities 476,853 541,632
Commitments and contingencies      
Shareholders' equity:    
Preferred stock; $.01 par value; 1,000 shares authorized; none issued      
Common stock; $.01 par value; 100,000 shares authorized; 49,678 and 48,933 shares issued and outstanding, respectively 497 489
Additional paid-in capital 754,841 724,646
Retained earnings 1,114,775 1,005,881
Total shareholders' equity 1,870,113 1,731,016
Total liabilities and shareholders' equity $ 2,346,966 $ 2,272,648