Segment Information (Tables)

3 Months Ended

Mar. 31, 2018

Segment Reporting [Abstract]

Segment's Contribution with Respect to Net Revenue, Operating Expenses, Operating Income (Loss) and Total Assets

Management evaluates segment results based on net revenue and operating income (loss) and believes that the following information provides a reasonable representation of each segment’s contribution with respect to net revenue, operating income (loss) and total assets:

		Three Months Ended
		March 31,
		2018			2017
Financial Advisory	Net Revenue	$	409,121		$	335,812
	Operating Expenses		324,696			262,751
	Operating Income	$	84,425		$	73,061
Asset Management	Net Revenue	$	354,283		$	283,363
	Operating Expenses		229,669			188,751
	Operating Income	$	124,614		$	94,612
Corporate	Net Revenue	$	(8,706	)	$	4,289
	Operating Expenses		14,505			21,765
	Operating Loss	$	(23,211	)	$	(17,476	)
Total	Net Revenue	$	754,698		$	623,464
	Operating Expenses		568,870			473,267
	Operating Income	$	185,828		$	150,197

	As Of
	March 31, 2018		December 31, 2017
Total Assets
Financial Advisory	$	866,734	$	843,142
Asset Management		686,724		756,398
Corporate		2,931,637		3,329,137
Total	$	4,485,095	$	4,928,677