This item limits the aggregate of all share repurchase requests to 25% of DaVinciRe's capital in any given year and satisfying all applicable regulatory requirements. If total shareholder requests exceed 25% of DaVinciRe's capital, the number of shares repurchased will be reduced among the requesting shareholders pro-rata, based on the amounts desired to be repurchased.

No definition available.

Noncontrolling Interests (Narrative) (Details) (USD $)			0 Months Ended	12 Months Ended			1 Months Ended	3 Months Ended							1 Months Ended				3 Months Ended		12 Months Ended
Noncontrolling Interests (Narrative) (Details) (USD $)	Mar. 31, 2014	Dec. 31, 2013	Dec. 01, 2013 Angus	Dec. 31, 2013 Angus	Mar. 31, 2014 Angus	Sep. 30, 2013 Angus	Feb. 28, 2014 DaVinciRe	Mar. 31, 2014 DaVinciRe	Mar. 31, 2013 DaVinciRe	Jan. 31, 2014 DaVinciRe	Jan. 03, 2014 DaVinciRe	Dec. 31, 2013 DaVinciRe	Jan. 02, 2013 DaVinciRe	Dec. 31, 2012 DaVinciRe	Jan. 31, 2014 DaVinciRe Redeemable Noncontrolling Interest	Jan. 31, 2013 DaVinciRe Redeemable Noncontrolling Interest	Sep. 30, 2013 DaVinciRe Redeemable Noncontrolling Interest	Mar. 31, 2014 DaVinciRe Redeemable Noncontrolling Interest Maximum	Mar. 31, 2014 Medici	Mar. 31, 2013 Medici	Dec. 31, 2013 Medici	Dec. 31, 2012 Medici	Mar. 31, 2014 Angus Fund RRV U.S. Holdings LLC	Mar. 31, 2014 Angus Fund RenTech U.S. Holdings LLC
Redeemable Noncontrolling Interest [Line Items]
Noncontrolling Interest, Redemption Provision, Notice Period																			30 days
Noncontrolling Interest, Increase from Subsidiary Equity Issuance																			$ 55,400,000		$ 37,200,000
Parent company ownership in redeemable noncontrolling interest								26.50%			26.50%	27.30%	32.90%	30.80%					43.60%		73.90%		1.10%	35.00%
Redeemable Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests, Reserve Holdback Payments							30,000,000
Share repurchase requests, limit																		25.00%
Redeemable noncontrolling interest, reserve holdback										60,000,000						20,500,000
Proceeds from sale of partial interest in consolidated subsidiary																	77,400,000
Redeemable noncontrolling interest	986,981,000	1,099,860,000						895,391,000	875,770,000			1,063,368,000		968,259,000					91,590,000	0	36,492,000	0
Issuance of equity to third party investors								9,722,000	54,927,000										55,385,000	0
Redeemable noncontrolling interest, net redemptions															300,000,000	150,000,000
Investments in subsidiaries	0	0																					55,000	2,000,000
Redemption of shares from redeemable noncontrolling interest								218,879,000	186,231,000										1,875,000	0	1,325,000
Non Cash Transfer To Acquire Equity Method Investments			2,300,000
Equity Method Investment, Ownership Percentage				42.50%	40.40%	38.80%
Goodwill, Acquired During Period				$ 1,705,000