CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Current Assets:
Cash and cash equivalents	$ 198,656	$ 115,432
Restricted cash	80,642	133,597
Accounts receivable, less allowance for doubtful accounts of $3,246 and $3,384 at December 31, 2015 and June 30, 2016, respectively	506,980	428,644
Short-term investments (restricted investments of $277,556 and $246,968 at December 31, 2015 and June 30, 2016, respectively)	284,604	322,339
Pharmaceutical inventory	62,995	50,749
Other current assets (restricted deposits of $27,752 and $32,125 at December 31, 2015 and June 30, 2016, respectively)	75,808	46,921
Total Current Assets	1,209,685	1,097,682
Property and equipment, net	173,933	174,745
Restricted long-term investments	3,054	3,826
Deferred income taxes	25,364	26,836
Other long-term assets	38,736	11,207
Goodwill	634,613	621,390
Other intangible assets, net	116,012	133,374
Total Assets	2,201,397	2,069,060
Current Liabilities:
Accounts payable	71,440	86,484
Accrued liabilities	171,102	139,726
Short-term contingent consideration	594	91,623
Medical claims payable	216,793	250,449
Other medical liabilities	136,637	136,939
Current maturities of long-term debt and capital lease obligations	50,516	19,014
Total Current Liabilities	647,082	724,235
Long-term debt and capital lease obligations	426,175	238,295
Tax contingencies	13,681	12,677
Long-term contingent consideration	3,214	803
Deferred credits and other long-term liabilities	21,975	20,930
Total Liabilities	1,112,127	996,940
Redeemable non-controlling interest	4,368	5,937
STOCKHOLDERS' EQUITY
Preferred stock, par value $.01 per share Authorized - 10,000 shares at December 31, 2015 and June 30, 2016 - Issued and outstanding - none
Other Stockholders' Equity:
Additional paid-in capital	1,150,756	1,124,013
Retained earnings	1,228,505	1,211,310
Accumulated other comprehensive loss	(26)	(262)
Ordinary common stock in treasury, at cost, 26,648 shares and 27,024 shares at December 31, 2015 and June 30, 2016, respectively	(1,294,849)	(1,269,391)
Total Stockholders' Equity	1,084,902	1,066,183
Total Liabilities, Redeemable Non-Controlling Interest and Stockholders' Equity	2,201,397	2,069,060
Ordinary common stock
STOCKHOLDERS' EQUITY
Common stock	516	513
Multi-Vote common stock
STOCKHOLDERS' EQUITY
Common stock