v3.3.1.900
Shareholders' Equity - Changes in AOCI (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Accumulated Other Comprehensive Income (Loss) [Line Items]            
Beginning balance $ 95,244 $ 25,801 $ 141,126      
Other comprehensive income (loss) before reclassifications (118,862) 66,165 (108,372)      
Amounts reclassified from AOCI to net income, net of tax (263) 3,278 (6,953)      
Other comprehensive income (loss) (119,125) 69,443 (115,325)      
Ending balance 95,244 25,801 141,126 $ (23,881) $ 95,244 $ 25,801
Less: AOCI attributable to noncontrolling interest       (114) (49) 17
Ending balance, Maiden shareholders       (23,767) 95,293 25,784
Change in net unrealized gains on investment            
Accumulated Other Comprehensive Income (Loss) [Line Items]            
Beginning balance 78,579 34,728 143,665      
Other comprehensive income (loss) before reclassifications (132,428) 40,573 (101,984)      
Amounts reclassified from AOCI to net income, net of tax (263) 3,278 (6,953)      
Other comprehensive income (loss) (132,691) 43,851 (108,937)      
Ending balance 78,579 34,728 143,665 (54,112) 78,579 34,728
Less: AOCI attributable to noncontrolling interest       0 0 0
Ending balance, Maiden shareholders       (54,112) 78,579 34,728
Foreign currency translation adjustments            
Accumulated Other Comprehensive Income (Loss) [Line Items]            
Beginning balance 16,665 (8,927) (2,539)      
Other comprehensive income (loss) before reclassifications 13,566 25,592 (6,388)      
Amounts reclassified from AOCI to net income, net of tax 0 0 0      
Other comprehensive income (loss) 13,566 25,592 (6,388)      
Ending balance $ 16,665 $ (8,927) $ (2,539) 30,231 16,665 (8,927)
Less: AOCI attributable to noncontrolling interest       (114) (49) 17
Ending balance, Maiden shareholders       $ 30,345 $ 16,714 $ (8,944)