CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015
Cash flows from operating activities:
Net income	$ 117,512	$ 93,560
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	16,841	7,077
Net realized gains on investment	(4,511)	(2,327)
Net impairment losses recognized in earnings	0	1,060
Foreign exchange and other gains	(6,474)	(4,062)
Changes in assets – (increase) decrease:
Reinsurance balances receivable, net	(154,091)	14,093
Reinsurance recoverable on unpaid losses	(26,281)	(17,374)
Accrued investment income	(1,537)	(3,110)
Deferred commission and other acquisition expenses	(49,713)	(57,838)
Other assets	(32,027)	(64,512)
Changes in liabilities – increase (decrease):
Reserve for loss and loss adjustment expenses	250,937	291,123
Unearned premiums	204,752	238,726
Accrued expenses and other liabilities	10,749	29,596
Net cash provided by operating activities	326,157	526,012
Cash flows from investing activities:
Purchases of fixed maturities – available-for-sale	(732,001)	(1,095,162)
Purchases of other investments	(167)	(144)
Proceeds from sales of fixed maturities – available-for-sale	101,923	116,093
Proceeds from maturities and calls of fixed maturities	442,490	467,910
Proceeds from redemption of other investments	572	344
(Increase) decrease in restricted cash and cash equivalents, net	(103,685)	41,022
Other, net	(521)	(715)
Net cash used in investing activities	(291,389)	(470,652)
Cash flows from financing activities:
Senior notes issuance, net of issuance costs	106,424	0
Redemption of 2011 senior notes	(107,500)	0
Common share issuance	666	3,080
Repurchase of common shares for treasury	(470)	(654)
Dividends paid to common shareholders	(31,062)	(28,616)
Dividends paid to preference shareholders	(27,723)	(18,253)
Net cash used in financing activities	(59,665)	(44,443)
Effect of exchange rate changes on foreign currency cash	2,715	(1,485)
Net (decrease) increase in cash and cash equivalents	(22,182)	9,432
Cash and cash equivalents, beginning of period	89,641	108,119
Cash and cash equivalents, end of period	$ 67,459	$ 117,551