CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ 9,212	$ (15,413)	$ 30,073	$ (52,049)
Other comprehensive income (loss)
Net unrealized holdings gains on fixed maturities arising during period	41,778	43,018	1,575	92,048
Adjustment for reclassification of net realized gains recognized in net income (loss)	(2,368)	(15,415)	(6,401)	(2,927)
Foreign currency translation adjustment	(3,820)	(6,192)	(3,823)	(2,194)
Other comprehensive income (loss), before tax	35,590	21,411	(8,649)	86,927
Income tax (expense) benefit related to components of other comprehensive (loss) income	(101)	(39)	14	(81)
Other comprehensive income (loss), after tax	35,489	21,372	(8,635)	86,846
Comprehensive income	44,701	5,959	21,438	34,797
Comprehensive income attributable to noncontrolling interests	0	0	0	(78)
Comprehensive income attributable to Maiden	$ 44,701	$ 5,959	$ 21,438	$ 34,719