Consolidated Statements Of Cash Flows $ in Thousands	12 Months Ended
	Dec. 31, 2015 USD ($)		Dec. 31, 2014 USD ($)		Dec. 31, 2013 USD ($)
Operating activities
Net income	$ 141,555		$ 470,907		$ 488,907
Adjustments to reconcile net income to net cash provided by operating activities:
Change in reinsurance recoverable	(155,703)		(471,232)		444,639
Change in premiums and accounts receivable	185,606		(292,241)		(210,997)
Change in deferred acquisition costs and value of business acquired	(234,676)		(227,628)		(337,060)
Change in other intangible assets	2,935		(13,801)		(56,997)
Change in accrued investment income	4,713		2,409		1,839
Change in insurance policy reserves and expenses	314,112		828,591		166,839
Change in accounts payable and other liabilities	(140,337)		266,648		181,374
Change in commissions payable	(35,914)		84,920		106,424
Change in reinsurance balances payable	(13,647)		49,940		6,214
Change in funds withheld under reinsurance	26,479		57,095		18,209
Change in securities classified as trading	15,291		(23,782)		(10,606)
Change in income taxes	(14,870)		62,087		171,311
Change in tax valuation allowance	(4,946)		1,690		3,383
Change in inventory associated with mobile business	(27,269)		(85,742)		(34,682)
Amortization of deferred gain on disposal of businesses	(12,988)		1,506		(16,310)
Depreciation and amortization	137,105		132,217		124,851
Net realized gains on investments	(31,826)		(60,783)		(34,525)
Loss on extinguishment of debt	0		0		964
(Gain)/Loss on business classified as held for sale	(1,121)		21,526		0
Stock based compensation expense	38,773		49,354		50,004
Income from real estate joint ventures	(23,550)		(17,826)		(5,573)
Change in tax benefit from share-based payment arrangements	4,067		(14,900)		1,112
Non cash costs associated with exit or disposal activities	140,084		0		0
Other intangible asset impairment	1,010		5,019		3,323
Changes in premium stabilization program receivables	(136,630)	[1]	(381,158)	[1]	0	[1]
Other	76,319		(51,000)		(35,082)
Net cash provided by operating activities	254,572		393,816		1,027,561
Sales of:
Fixed maturity securities available for sale	2,380,789		1,887,983		2,582,731
Equity securities available for sale	181,918		109,233		236,730
Other invested assets	68,465		74,257		49,456
Property and equipment and other	3,448		172		1,422
Subsidiary, net of cash transferred	49,906	[2]	0	[2]	0	[2]
Maturities, calls, prepayments, and scheduled redemption of:
Fixed maturity securities available for sale	665,554		791,528		882,159
Commercial mortgage loans on real estate	253,371		165,452		217,377
Purchases of:
Fixed maturity securities available for sale	(2,747,392)		(2,472,494)		(3,396,588)
Equity securities available for sale	(185,025)		(132,748)		(215,881)
Commercial mortgage loans on real estate	(149,003)		(156,390)		(194,468)
Other invested assets	(29,305)		(41,653)		(57,001)
Property and equipment and other	(114,896)		(83,603)		(52,326)
Subsidiary, net of cash transferred	(16,844)	[2]	(149,194)	[2]	(181,865)	[2]
Equity interest	0	[3]	(24,614)	[3]	(91,420)	[3]
Change in short-term investments	(196,747)		93,571		(173,603)
Change in policy loans	4,068		3,169		1,031
Change in collateral held/pledged under securities agreements	95,986		(780)		(492)
Net cash provided by (used in) investing activities	264,293		63,889		(392,738)
Financing activities
Issuance of debt	0		0		698,093
Repurchase of debt	0		0		(33,634)
Repayment of debt	0		(467,330)		0
Change in tax benefit from share-based payment arrangements	(4,067)		14,900		(1,112)
Acquisition of common stock	(292,906)		(215,183)		(393,012)
Dividends paid	(94,168)		(77,495)		(74,128)
Payment of contingent obligations	0	[4]	(31,871)	[4]	0	[4]
Change in obligation under securities agreements	(95,986)		780		492
Net cash (used in) provided by financing activities	(487,127)		(776,199)		196,699
Effect of exchange rate changes on cash and cash equivalents	(56,231)		(28,126)		(23,742)
Cash included in business classified as held for sale	(5,858)		(51,908)		0
Change in cash and cash equivalents	(30,351)		(398,528)		807,780
Cash and cash equivalents at beginning of period	1,318,656		1,717,184		909,404
Cash and cash equivalents at end of period	1,288,305		1,318,656		1,717,184
Supplemental information:
Income taxes paid	80,140		247,771		132,487
Interest paid on debt	$ 54,813		$ 68,875		$ 70,741

[1] Represents non-cash items related to estimated receivables introduced by the Affordable Care Act. See the Affordable Care Act Risk Mitigation Programs section of Note 2 for additional information.

[2] 2015 includes the sale of American Reliable Insurance Co. and certain assets related to our vehicle title administration services business and supplemental and small group self-funded businesses; the acquisition of Coast to Coast Services, Inc. and Rent Collect Global. 2014 includes the acquisition of StreetLinks, LLC, eMortgage Logic, LLC, CWI Group and other immaterial subsidiaries. 2013 includes the acquisition of Field Asset Services Group Limited and Lifestyle Services Group Limited.

[3] Relates to the purchase of equity interest in Iké Asistencia.

[4] Relates to the delayed and contingent liability payments established at the time of acquisition of Lifestyle Services Group. Change in amount paid, in comparison to December 31, 2013 amount disclosed, is mainly due to foreign currency translation.