v3.8.0.1

Related Party Transactions - NGHC (Details) - USD ($) |  |  |  | 3 Months Ended | 9 Months Ended
--- | --- | --- | --- | --- | ---
May 01, 2015 | Apr. 01, 2015 | Mar. 01, 2010 | Sep. 30, 2017 | Sep. 30, 2016 | Sep. 30, 2017 | Sep. 30, 2016
Related Party Transaction [Line Items] |  |  |  |  |  |  |
Premiums earned |  |  |  | $ 653,866,000 | $ 698,278,000 | $ 2,074,475,000 | $ 1,951,851,000
National General Holdings Corp. | NGHC Quota Share [Member] |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |
Percent participation in quota share by subsidiary |  |  | 50.00% |  |  |  |
Percentage of net premiums received on personal lines automobile business |  |  | 25.00% |  |  |  |
Percent of net losses related to premiums of personal lines business assumed by reinsurers |  |  | 25.00% |  |  |  |
National General Holdings Corp. | NGHC Subsidiaries Reinsurance Agreement [Member] |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |
Reinsurance coverage limit |  |  |  |  |  | 8,825,000 |
Premiums earned |  |  |  | 163,000 | 136,000 | 403,000 | 295,000
National General Holdings Corp. | NGHC Subsidiaries Reinsurance Agreement [Member] | Medical Excess of Loss Reinsurance Agreement [Member] |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |
Liability percentage |  | 100.00% |  |  |  |  |
Reinsurance coverage threshold | $ 1,000,000 |  |  |  |  | 1,175,000 |
Reinsurance coverage limit | 4,000,000 |  |  |  |  |  |
Maximum limit of liability | 2,000,000 |  |  |  |  | 2,000,000 |
Premiums earned |  |  |  | $ 0 | $ 0 | $ 0 | $ 157,000
National General Holdings Corp. | NGHC Subsidiaries Reinsurance Agreement [Member] | Layer 1 [Member] | Medical Excess of Loss Reinsurance Agreement [Member] |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |
Reinsurance coverage threshold | 1,000,000 |  |  |  |  |  |
Reinsurance coverage limit | 1,000,000 |  |  |  |  |  |
National General Holdings Corp. | NGHC Subsidiaries Reinsurance Agreement [Member] | Layer 2 [Member] | Medical Excess of Loss Reinsurance Agreement [Member] |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |
Reinsurance coverage threshold | 2,000,000 |  |  |  |  |  |
Reinsurance coverage limit | 3,000,000 |  |  |  |  |  |
National General Holdings Corp. | NGHC Subsidiaries Reinsurance Agreement [Member] | Layer 3 [Member] | Medical Excess of Loss Reinsurance Agreement [Member] |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |
Reinsurance coverage threshold | 5,000,000 |  |  |  |  |  |
Reinsurance coverage limit | $ 5,000,000 |  |  |  |  |  |

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