Consolidated Statements of Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Revenue
Total Revenue	$ 340,340	$ 308,616	$ 968,869	$ 828,461
Operating Expenses
Compensation and Related	112,247	103,092	330,712	255,613
Systems and Communications	13,353	12,213	38,258	28,397
Office and Occupancy	10,855	9,332	33,283	24,238
Professional Service Fees	10,678	13,535	31,445	32,443
Advertising and Promotional	4,102	4,502	12,989	10,967
Travel and Related	4,158	4,622	12,465	10,967
Other	7,558	7,269	16,868	9,412
Total Operating Expenses	251,033	226,718	723,733	586,135
Operating Income	89,307	81,898	245,136	242,326
Nonoperating Income (Expenses)
Investment Income	1,030	938	3,009	5,030
Gain (Loss) on Securities, net	(586)	261	1,670	(1,736)
Debt Expense	(1,239)	(1,602)	(3,971)	(4,363)
Other, net	8,264	2,240	7,756	(26,877)
Total Nonoperating Income (Expenses), net	7,469	1,837	8,464	(27,946)
Income Before Income Taxes	96,776	83,735	253,600	214,380
Income Tax Provision	23,191	21,741	61,564	53,713
Net Income Including the Noncontrolling Interests in Subsidiaries	73,585	61,994	192,036	160,667
Less: Net Income (Loss) Attributable to the Noncontrolling Interests in Subsidiaries	623	2,386	1,804	1,906
Net Income	$ 72,962	$ 59,608	$ 190,232	$ 158,761
Amounts Attributable to Federated Investors, Inc.
Earnings Per Common Share—Basic and Diluted (usd per share)	$ 0.72	$ 0.59	$ 1.88	$ 1.57
Cash Dividends Per Share (usd per share)	$ 0.27	$ 0.27	$ 0.81	$ 0.79
Investment Advisory Fees, net—Affiliates
Revenue
Total Revenue	$ 175,629	$ 159,527	$ 497,538	$ 425,288
Investment Advisory Fees, net—Other
Revenue
Total Revenue	56,477	57,509	166,436	134,141
Administrative Service Fees, net—Affiliates
Revenue
Total Revenue	64,216	49,855	176,319	147,248
Other Service Fees, net—Affiliates
Revenue
Total Revenue	41,124	39,046	119,639	119,105
Other Service Fees, net—Other
Revenue
Total Revenue	2,894	2,679	8,937	2,679
Distribution
Operating Expenses
Distribution	$ 88,082	$ 72,153	$ 247,713	$ 214,098