Shareholders' Equity - Reclassified out of AOCI (Details) - USD ($) $ in Thousands |
3 Months Ended | 12 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Dec. 31, 2015 |
Sep. 30, 2015 |
Jun. 30, 2015 |
Mar. 31, 2015 |
Dec. 31, 2014 |
Sep. 30, 2014 |
Jun. 30, 2014 |
Mar. 31, 2014 |
Dec. 31, 2015 |
Dec. 31, 2014 |
Dec. 31, 2013 |
|
| Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] | |||||||||||
| Total before tax | $ 126,322 | $ 103,697 | $ 104,719 | ||||||||
| Income tax expense | (2,038) | (2,164) | (1,863) | ||||||||
| Net income attributable to Maiden | $ 24,716 | $ 22,499 | $ 20,519 | $ 32,405 | $ 27,514 | $ 27,798 | $ 25,804 | $ (4,062) | 124,476 | 101,391 | 102,735 |
| Unrealized gains (losses) on AFS securities | Reclassification out of Accumulated Other Comprehensive Income | |||||||||||
| Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] | |||||||||||
| Net realized (losses) gains on investment | 263 | (3,160) | 6,955 | ||||||||
| Net impairment losses recognized in earnings | 0 | (102) | 0 | ||||||||
| Total before tax | 263 | (3,262) | 6,955 | ||||||||
| Income tax expense | 0 | (16) | (2) | ||||||||
| Net income attributable to Maiden | $ 263 | $ (3,278) | $ 6,953 | ||||||||