Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2018

Summary of Financial Assets and Liabilities Measured at Fair Value on Recurring Basis

The following table summarizes our financial assets and liabilities measured at fair value on a recurring basis as of the respective balance sheet dates:

	Balance Sheet	December 31, 2018								December 31, 2017
(In thousands)	Classifications	Level 1		Level 2		Level 3		Total		Level 1		Level 2		Level 3		Total
Foreign exchange derivative assets	Prepaid expenses and other current assets	$	0	$	262	$	0	$	262	$	0	$	1,136	$	0	$	1,136
1.25% Call Option	Other assets		0		0		9,104		9,104		0		0		46,578		46,578
Total assets		$	0	$	262	$	9,104	$	9,366	$	0	$	1,136	$	46,578	$	47,714

Contingent consideration	Accrued expenses	$	0	$	0	$	10,528	$	10,528	$	0	$	0	$	1,950	$	1,950
Contingent consideration	Other liabilities		0		0		15,317		15,317		0		0		5,086		5,086
1.25% Embedded cash conversion option	Other liabilities		0		0		9,974		9,974		0		0		47,777		47,777
Total liabilities		$	0	$	0	$	35,819	$	35,819	$	0	$	0	$	54,813	$	54,813

Summary of Changes in Assets and Liabilities Measured at Fair Value on Recurring Basis

The changes in Level 3 assets and liabilities measured at fair value on a recurring basis at December 31, 2018 are summarized as follows:


(In thousands)	Contingent Consideration			1.25% Notes Call Spread Overlay
Balance at December 31, 2016	$	5,285		$	(579	)
Additions		1,923			0
Payments		(171	)		0
Fair value adjustments		(1	)		(620	)
Balance at December 31, 2017		7,036			(1,199	)
Additions		24,551			0
Payments		(6,067	)		0
Fair value adjustments		325			329
Balance at December 31, 2018	$	25,845		$	(870	)