Quarterly report pursuant to Section 13 or 15(d)

Long-term Debt - Schedule of Long-term Debt (Details) (Parenthetical)

v3.8.0.1
Long-term Debt - Schedule of Long-term Debt (Details) (Parenthetical) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2018
Dec. 31, 2017
Debt issuance costs net $ 107 $ 115
Revolving Credit [Member]    
Debt due date Mar. 24, 2021  
Term Loan [Member]    
Debt due date Mar. 24, 2021  
Effective interest rate 5.00% 5.00%
Principal amount $ 102 $ 102