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Other Long-Term Liabilities
 6 Months Ended
Jun. 30, 2016
Other Liabilities Disclosure [Abstract]  
Other Long-Term Liabilities
Other Long-Term Liabilities
Other long-term liabilities consisted of the following (in thousands):
 
June 30, 2016
 
December 31, 2015
Deferred compensation plan
$
24,720

 
$
24,238

Supplemental executive retirement plan (Note D)
12,218

 
11,337

Other
4,887

 
5,051

 
$
41,825

 
$
40,626