Income per Unit - Schedule of Reconciliation of the Basic and Diluted Income (Loss) per Unit Computations (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Oct. 31, 2016
Numerator:
Net income (loss) from continuing operations attributable to MIH	$ 11,142	$ (6,867)
Interest expense attributable to 2.00% Convertible Senior Notes, net of taxes	27	0
Diluted net income (loss) from continuing operations attributable to MIH	11,169	(6,867)
Basic net income from discontinued operations attributable to MIH	0	20,067
Diluted net income from discontinued operations attributable to MIH	$ 0	$ 20,067
Denominator:
Weighted average number of units outstanding: basic (in shares)	88,494,560	87,411,455
Dilutive effect of restricted stock unit grants (in shares)	254,541	0
Dilutive effect of convertible Senior Notes (in shares)	1,111,293	0
Weighted average number of units outstanding: diluted (in shares)	89,860,394	87,411,455
Income per unit:
Basic income (loss) per unit from continuing operations attributable to MIH (in dollars per shares)	$ 0.13	$ (0.08)
Basic income per unit from discontinued operations attributable to MIH (in dollars per share)	0	0.23
Basic income per unit attributable to MIH (in dollars per share)	0.13	0.15
Diluted income (loss) per unit from continuing operations attributable to MIH (in dollars per share)	0.12	(0.08)
Diluted income per unit from discontinued operations attributable to MIH (in dollars per share)	0	0.23
Diluted income per unit attributable to MIH (in dollars per share)	$ 0.12	$ 0.15
2.00% Convertible Senior Notes due October 2023
Numerator:
Interest rate, stated percentage	2.00%	2.00%	2.00%