Quarterly report pursuant to Section 13 or 15(d)

Borrowings - Schedule of Borrowings (Details)

v3.8.0.1
Borrowings - Schedule of Borrowings (Details) - USD ($)
$ in Thousands
Apr. 22, 2018
Dec. 31, 2017
Debt Instrument [Line Items]    
Total debt $ 242,129 $ 277,313
Less: Current portion (751) (741)
Long-term debt 241,378 276,572
Revolving credit facility | Credit Facility    
Debt Instrument [Line Items]    
Total debt 231,375 266,375
Capital lease obligations    
Debt Instrument [Line Items]    
Total debt $ 10,754 $ 10,938