CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2018	Dec. 31, 2017
Current Assets:
Cash and cash equivalents ($229,013 and $57,613 restricted at December 31, 2017 and September 30, 2018, respectively)	$ 234,264	$ 398,732
Accounts receivable, net	820,748	660,775
Short-term investments ($219,111 and $319,085 restricted at December 31, 2017 and September 30, 2018, respectively)	374,669	310,578
Pharmaceutical inventory	44,035	40,945
Other current assets ($41,121 and $52,003 restricted at December 31, 2017 and September 30, 2018, respectively)	102,829	72,323
Total Current Assets	1,576,545	1,483,353
Property and equipment, net	154,826	158,638
Long-term investments ($17,287 and $4,090 restricted at December 31, 2017 and September 30, 2018, respectively)	4,090	17,287
Deferred income taxes	1,071	813
Other long-term assets	51,391	22,567
Goodwill	1,015,076	1,006,288
Other intangible assets, net	245,516	268,288
Total Assets	3,048,515	2,957,234
Current Liabilities:
Accounts payable	73,144	74,300
Accrued liabilities	209,012	193,635
Short-term contingent consideration	7,131	6,892
Medical claims payable	402,497	327,625
Other medical liabilities	162,009	177,002
Current debt, capital lease and deferred financing obligations	64,778	112,849
Total Current Liabilities	918,571	892,303
Long-term debt, capital lease and deferred financing obligations	733,969	740,888
Deferred income taxes	12,802	12,298
Tax contingencies	14,326	14,226
Long-term contingent consideration	2,137	1,925
Deferred credits and other long-term liabilities	34,959	19,100
Total Liabilities	1,716,764	1,680,740
STOCKHOLDERS' EQUITY
Preferred stock, par value $.01 per share Authorized—10,000 shares at December 31, 2017 and September 30, 2018-Issued and outstanding-none
Ordinary common stock, par value $.01 per share Authorized-100,000 shares at December 31, 2017 and September 30, 2018-Issued and outstanding-52,973 and 24,202 shares at December 31, 2017, respectively, and 53,526 and 24,255 shares at September 30, 2018, respectively	535	530
Other Stockholders' Equity:
Additional paid-in capital	1,324,176	1,274,811
Retained earnings	1,447,416	1,399,495
Accumulated other comprehensive loss	(373)	(380)
Treasury stock, at cost, 28,771 and 29,271 shares at December 31, 2017 and September 30, 2018, respectively	(1,440,003)	(1,397,962)
Total Stockholders' Equity	1,331,751	1,276,494
Total Liabilities and Stockholders' Equity	$ 3,048,515	$ 2,957,234