UNAUDITED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
Cash flows provided by (used in) operating activities:
Net income (loss)	$ 993,589	$ 15,898
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Total net realized (gains) losses on investments and net unrealized (gains) losses on investments, Trading - Life Funds Withheld Assets	(102,858)	(91,926)
Net realized and unrealized (gains) losses on derivative instruments	(65,030)	(13,409)
Amortization of premiums (discounts) on fixed maturities	77,334	76,846
(Income) loss from investment and operating affiliates	(78,257)	(68,292)
Loss on sale of life reinsurance subsidiary	0	666,423
Gain on sale of ARX Holding Corp.	(340,407)	0
Share-based compensation	39,641	40,563
Depreciation	29,349	29,107
Accretion of deposit liabilities	20,887	(7,762)
Changes in:
Unpaid losses and loss expenses	(166,007)	(264,804)
Future policy benefit reserves	(122,842)	(93,202)
Funds withheld on life retrocession agreements, net	(156,411)	(52,104)
Unearned premiums	868,244	848,937
Premiums receivable	(959,771)	(792,588)
Unpaid losses and loss expenses recoverable	(255,432)	136,758
Ceded unearned premiums	(343,391)	(338,855)
Reinsurance balances receivable	56,825	(28,270)
Deferred acquisition costs	(105,402)	216,453
Reinsurance balances payable	565,221	420,902
Deferred tax asset - net	30,284	(51,571)
Derivatives	109,745	(45,306)
Other assets	(63,360)	(15,478)
Other liabilities	(59,258)	(286,737)
Other	57,618	34,500
Total adjustments	(973,085)	337,731
Net cash provided by (used in) operating activities	20,504	353,629
Cash flows provided by (used in) investing activities:
Proceeds from sale of fixed maturities and short-term investments	6,352,126	3,043,659
Proceeds from redemption of fixed maturities and short-term investments	1,938,622	1,837,319
Proceeds from sale of equity securities	271,367	295,448
Purchases of fixed maturities and short term investments	(8,042,196)	(3,801,109)
Purchases of equity securities	(239,535)	(239,680)
Proceeds from sale of affiliates	86,156	156,481
Purchases of affiliates	(33,298)	(196,487)
Purchase of Catlin Group Limited, net of cash acquired	(1,020,015)	0
Proceeds from sale of life reinsurance subsidiary	0	570,000
Proceeds from sale of ARX Holding Corp.	560,552	0
Change in restricted cash	(135,638)	0
Other, net	(87,516)	(96,222)
Net cash provided by (used in) investing activities	(349,375)	1,569,409
Cash flows provided by (used in) financing activities:
Proceeds from issuance of ordinary shares and exercise of stock options	4,827	3,057
Buybacks of ordinary shares	(112,385)	(351,654)
Dividends paid on ordinary shares	(89,053)	(87,056)
Distributions to non-controlling interests	(53,456)	(38,502)
Contributions from non-controlling interests	4,658	21,494
Proceeds from the issuance of debt	980,600	0
Deposit liabilities	(49,388)	(213,869)
Net cash provided by (used in) financing activities	685,803	(666,530)
Effects of exchange rate changes on foreign currency cash	(37,905)	13,799
Increase (decrease) in cash and cash equivalents	319,027	1,270,307
Cash and cash equivalents beginning of year	2,521,814	1,800,832
Cash and cash equivalents end of year	2,840,841	3,071,139
Life Funds Withheld Assets
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Net realized and unrealized (gains) losses on derivative instruments	$ (9,807)	$ 17,546