v3.3.1.900
Earnings per Common Share (Details) - USD ($)
$ / shares in Units, $ 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
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]                      
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
Dividends on preference shares                 (24,337) (24,337) (14,834)
Amount allocated to participating common shareholders                 (52) (94) (116)
Numerator for basic EPS - net income allocated to Maiden common shareholders                 100,087 76,960 87,785
Dividends on convertible preference shares - Series B                 11,962 0 2,459
Numerator for diluted EPS - net income allocated to Maiden common shareholders after assumed conversion                 $ 112,049 $ 76,960 $ 90,244
Weighted average number of common shares outstanding – basic (in shares)                 73,478,544 72,843,782 72,510,361
Potentially dilutive securities:                      
Share options and restricted share units (in shares)                 1,319,074 1,273,786 1,253,479
Convertible preference shares (in shares)                 10,840,617 0 2,653,999
Weighted average number of common shares outstanding – diluted (in shares)                 85,638,235 74,117,568 76,417,839
Basic earnings per share attributable to Maiden shareholders: (in dollars per share) $ 0.34 $ 0.31 $ 0.28 $ 0.44 $ 0.38 $ 0.38 $ 0.35 $ (0.06) $ 1.36 $ 1.06 $ 1.21
Diluted earnings per share attributable to Maiden shareholders: (in dollars per share) $ 0.32 $ 0.30 $ 0.27 $ 0.41 $ 0.36 $ 0.36 $ 0.34 $ (0.06) $ 1.31 $ 1.04 $ 1.18
Series A Preference Shares                      
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]                      
Dividends on preference shares                 $ (12,375) $ (12,375) $ (12,375)
Series B Convertible Preference Shares                      
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]                      
Dividends on preference shares                 $ (11,962) $ (11,962) $ (2,459)