CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ 2,162	$ (58,327)	$ 32,235	$ (110,376)
Other comprehensive income (loss)
Net unrealized holdings gains (losses) on fixed maturities arising during period	15,028	(2,129)	16,603	89,919
Adjustment for reclassification of net realized gains recognized in net income (loss)	(3,242)	(8,555)	(9,643)	(11,482)
Foreign currency translation adjustment	(6,998)	11,480	(10,821)	9,286
Other comprehensive income (loss), before tax	4,788	796	(3,861)	87,723
Income tax expense related to components of other comprehensive income (loss)	(32)	(12)	(18)	(93)
Other comprehensive income (loss), after tax	4,756	784	(3,879)	87,630
Comprehensive income (loss)	6,918	(57,543)	28,356	(22,746)
Comprehensive income attributable to noncontrolling interests	0	0	0	(78)
Comprehensive income (loss) attributable to Maiden	$ 6,918	$ (57,543)	$ 28,356	$ (22,824)