Derivative Financial Instruments (Tables)

3 Months Ended

Mar. 31, 2019

Schedule of fair value of derivative financial instruments, excluding derivative financial instruments held in certain consolidated sponsored funds

The following table presents the fair value of the derivative financial instruments, excluding derivative financial instruments held in certain consolidated sponsored funds, as of March 31, 2019 and December 31, 2018 and is calculated based on Level 2 inputs:


			March 31,		December 31,
	Balance sheet		2019		2018
	location	Fair value		Fair value
		(in thousands)
Total return swap contracts	Prepaid expenses and other current assets	$	—		4,968
Total return swap contracts	Other current liabilities		2,188		—
Total		$	2,188		4,968

Schedule of net gains (losses) recognized in income of derivative financial instrument

The following is a summary of net (losses) gains recognized in income for the three months ended March 31, 2019 and March 31, 2018:


		Three months ended
	Income statement	March 31,
	location		2019	2018
		(in thousands)
Total return swap contracts	Investment and other income	$	(20,622)	1,364