Consolidated Statements Of Cash Flows (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2013	Mar. 31, 2012
Cash flows provided by operating activities
Net income	$ 235,356	$ 263,820
Adjustments to reconcile net income to net cash provided by operating activities
Amortization, accretion and depreciation	12,989	13,581
Equity in undistributed earnings of other ventures	(6,953)	(4,933)
Net realized and unrealized gains on investments	(13,850)	(46,113)
Net other-than-temporary impairments	0	134
Net unrealized gains included in net investment income	(13,102)	(36,061)
Net unrealized gains included in other income (loss)	(9,776)	(18,563)
Change in:
Premiums receivable	(163,003)	(232,054)
Prepaid reinsurance premiums	(93,134)	(85,168)
Reinsurance recoverable	29,564	124,631
Deferred acquisition costs	(25,292)	(27,441)
Reserve for claims and claim expenses	(123,594)	(134,151)
Unearned premiums	258,692	299,078
Reinsurance balances payable	90,520	28,324
Other	(49,915)	26,020
Net cash provided by operating activities	128,502	171,104
Cash flows provided by (used in) investing activities
Proceeds from sales and maturities of fixed maturity investments trading	2,349,666	2,656,296
Purchases of fixed maturity investments trading	(2,075,088)	(2,551,249)
Proceeds from sales and maturities of fixed maturity investments available for sale	37,699	20,385
Sales of equity investments trading	67,073	0
Net purchases of short term investments	(192,557)	(305,867)
Net sales (purchases) of other investments	33,080	(9,663)
Net sales of other assets	0	125
Net cash provided by (used in) investing activities	219,873	(189,973)
Cash flows (used in) provided by financing activities
Dividends paid – RenaissanceRe common shares	(12,329)	(13,886)
Dividends paid – preference shares	(6,275)	(8,750)
RenaissanceRe common share repurchases	(111,299)	(3,635)
Net repayment of debt	(97,483)	0
Net third party DaVinciRe share transactions	(114,154)	88,146
Net cash (used in) provided by financing activities	(341,540)	61,875
Effect of exchange rate changes on foreign currency cash	3,432	992
Net increase in cash and cash equivalents	10,267	43,998
Cash and cash equivalents, beginning of period	325,358	216,984
Cash and cash equivalents, end of period	$ 335,625	$ 260,982

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The cash outflow to reacquire common stock during the period.

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