Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2018

Fair Value Measurements [Abstract]

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis

	December 31, 2018								December 31, 2017
	Total		Level 1		Level 2		Level 3		Total		Level 1		Level 2		Level 3
Assets:
Cash equivalents	$	9,026	$	—	$	9,026	$	—	$	5,616	$	—	$	5,616	$	—
Interest rate swap agreements	545		—		545		—		—		—		—		—
Cross currency swap agreements	1,154		—		1,154		—		—		—		—		—
Foreign currency forward contracts not designated as hedging instruments	1,534		—		1,534		—		1,912		—		1,912		—
Total	$	12,259	$	—	$	12,259	$	—	$	7,528	$	—	$	7,528	$	—
Liabilities:
Interest rate swap agreements	$	27	$	—	$	27	$	—	$	1,292	$	—	$	1,292	$	—
Cross currency swap agreement	—		—		—		—		106		—		106		—
Foreign currency forward contracts not designated as hedging instruments	1,059		—		1,059		—		986		—		986		—
Total	$	1,086	$	—	$	1,086	$	—	$	2,384	$	—	$	2,384	$	—