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Other Long-Term Obligations - (Tables)
 6 Months Ended
Jun. 30, 2019
Other Liabilities, Noncurrent [Abstract]  
Other Long-Term Obligations
Other long-term obligations at the balance sheet dates consist of: 
(In thousands)
June 30, 2019
 
December 31, 2018
Finance lease obligations, net of current portion
$
21,376

 
$
21,589

Deferred proceeds
4,189

 
4,511

Deferred compensation
4,005

 
2,585

Other
3,928

 
10,292

 
$
33,498

 
$
38,977