Related Party Transactions - NGHC (Details) - USD ($)					3 Months Ended		6 Months Ended
	May. 01, 2015	Apr. 01, 2014	Oct. 01, 2012	Mar. 01, 2010	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Related Party Transaction [Line Items]
Premiums earned					$ 609,420,000	$ 531,896,000	$ 1,186,739,000	$ 1,051,126,000
National General Holdings Corp. [Member] | NGHC Quota Share Reinsurance Agreement [Member]
Related Party Transaction [Line Items]
Percent of net premiums of personal lines business reinsured				25.00%
Percent participation in quota share by subsidiary				50.00%
Percent of net premiums of personal lines business received by subsidiary				25.00%
Percent of net losses related to premiums of personal lines business assumed by reinsurers				25.00%
Commission rate, percent of ceded written premiums			32.00%	32.50%
Commission rate, adjusted percent of ceded written premiums				34.50%
Commission rate, adjustment criteria, loss ratio ceiling				60.00%
Commission rate, reduced adjustment to percent of ceded written premiums			30.00%	30.50%
Commission rate, adjustment criteria, loss ratio floor			64.50%	64.50%
National General Holdings Corp. [Member] | NGHC Subsidiaries Reinsurance Agreement [Member]
Related Party Transaction [Line Items]
Premiums earned					3,000
Commission Expense [Member] | National General Holdings Corp. [Member] | NGHC Quota Share Reinsurance Agreement [Member]
Related Party Transaction [Line Items]
Expenses recorded from related party transactions					0	1,862,000		6,418,000
Medical Excess of Loss Reinsurance Agreement [Member] | National General Holdings Corp. [Member] | NGHC Subsidiaries Reinsurance Agreement [Member]
Related Party Transaction [Line Items]
Reinsurance coverage threshold	$ 1,000,000
Reinsurance coverage limit	4,000,000
Maximum limit of liability	2,000,000	$ 2,000,000
Premiums earned					$ 23,000	$ 56,000	110,000	89,000
Medical Excess of Loss Reinsurance Agreement [Member] | National General Holdings Corp. [Member] | NGHC Subsidiaries Reinsurance Agreement [Member] | Layer One [Member]
Related Party Transaction [Line Items]
Liability percentage		100.00%
Reinsurance coverage threshold	1,000,000						1,175,000	1,100,000
Reinsurance coverage limit	1,000,000						$ 8,825,000	$ 8,900,000
Medical Excess of Loss Reinsurance Agreement [Member] | National General Holdings Corp. [Member] | NGHC Subsidiaries Reinsurance Agreement [Member] | Layer Two [Member]
Related Party Transaction [Line Items]
Reinsurance coverage threshold	2,000,000
Reinsurance coverage limit	3,000,000
Medical Excess of Loss Reinsurance Agreement [Member] | National General Holdings Corp. [Member] | NGHC Subsidiaries Reinsurance Agreement [Member] | Layer Three [Member]
Related Party Transaction [Line Items]
Reinsurance coverage threshold	5,000,000
Reinsurance coverage limit	$ 5,000,000