Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2016

Fair Value Disclosures [Abstract]

Measurement of Financial Assets and Liabilities at Fair Value on Recurring Basis

The Company has segregated all assets and liabilities that are measured at fair value on a recurring basis into the most appropriate level within the fair value hierarchy based on the inputs used to determine the fair value at the measurement date in the tables below (in thousands):

	December 31, 2016						December 31, 2015
	Level 1		Level 2		Level 3		Level 1		Level 2		Level 3
Financial assets
Cash and cash equivalents	$	134,929	$	—	$	—	$	113,329	$	—	$	—
Investments held through variable insurance    products in a Rabbi Trust		—		23,475		—		—		20,234		—
Available-for-sale securities		—		—		4,859		—		—		3,463
Forward currency contracts		—		20		—		—		—		—
Financial liabilities
Forward currency contracts	$	—	$	11	$	—	$	—	$	179	$	—

Schedule of Changes to Fair Values Classified within Level 3

Changes to the fair values classified within Level 3 were as follows in 2016 (in thousands):

Beginning of year	$	3,463
Available-for-sale securities acquired		2,650
Available-for-sale securities converted/disposed		(1,588	)
Total gains recognized		334
End of year	$	4,859