Fair Value Measurements and Financial Instruments (Tables)
 9 Months Ended
Sep. 30, 2016
Fair Value Disclosures [Abstract]  
Fair Value Hierarchy Level for Company's Liabilities Measured
Fair value measurements and the fair value hierarchy level for the Company’s liabilities measured or disclosed at fair value on a recurring basis as of September 30, 2016 and December 31, 2015, are shown below:
 
September 30, 2016
 
December 31, 2015
 
Input
Forward foreign exchange contracts - other current assets
$
355

 
$
900

 
Level 2
Forward foreign exchange contracts - accrued liabilities
(507
)
 
(79
)
 
Level 2
Interest rate swaps - other current assets
35

 
32

 
Level 2
Interest rate swaps - other assets
46

 
38

 
Level 2
Interest rate swaps - accrued liabilities
(2,973
)
 
(2,991
)
 
Level 2
Interest rate swaps - other liabilities
(1,499
)
 
(1,739
)
 
Level 2