CONDENSED CONSOLIDATED STATEMENTS OF INCOME (UNAUDITED) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
REVENUES
Commissions and fees	$ 444,566	$ 422,335
Investment income	243	418
Other income, net	20,271	1,420
Total revenues	465,080	424,173
EXPENSES
Employee compensation and benefits	245,866	224,059
Other operating expenses	66,919	63,605
Gain on disposal	(100)	(2,044)
Amortization	21,620	21,610
Depreciation	6,098	5,318
Interest	9,682	9,897
Change in estimated acquisition earn-out payables	4,028	(821)
Total expenses	354,113	321,624
Income before income taxes	110,967	102,549
Income taxes	40,857	40,479
Net income	$ 70,110	$ 62,070
Net income per share:
Basic (in dollars per share)	$ 0.50	$ 0.45
Diluted (in dollars per share)	0.49	0.44
Dividends declared per share (in dollars per share)	$ 0.1350	$ 0.1225