Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Statement of Comprehensive Income [Abstract]
Net Income Including the Noncontrolling Interests in Subsidiaries	$ 63,265	$ 54,611
Permanent Equity
Foreign Currency Translation Gain (Loss)	(24,859)	7,664
Temporary Equity
Foreign Currency Translation Gain (Loss)	(11,454)	3,714
Other Comprehensive Income (Loss), net of tax	(36,313)	11,378
Comprehensive Income Including the Noncontrolling Interests in Subsidiaries	26,952	65,989
Less: Comprehensive Income (Loss) Attributable to Redeemable Noncontrolling Interest in Subsidiaries	(12,367)	3,779
Comprehensive Income Attributable to Federated Hermes, Inc.	$ 39,319	$ 62,210