Consolidated Statements of Comprehensive Income - 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 Including the Noncontrolling Interests in Subsidiaries	$ 84,801	$ 63,840	$ 148,066	$ 118,451
Permanent Equity
Foreign Currency Translation Gain (Loss)	(713)	(9,539)	(25,572)	(1,875)
Temporary Equity
Foreign Currency Translation Gain (Loss)	(435)	(4,600)	(11,889)	(886)
Other Comprehensive Income (Loss), net of tax	(1,148)	(14,139)	(37,461)	(2,761)
Comprehensive Income Including the Noncontrolling Interests in Subsidiaries	83,653	49,701	110,605	115,690
Less: Comprehensive Income (Loss) Attributable to Redeemable Noncontrolling Interest in Subsidiaries	3,170	(3,484)	(9,197)	295
Comprehensive Income Attributable to Federated Hermes, Inc.	$ 80,483	$ 53,185	$ 119,802	$ 115,395