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Long Term Debt (Tables)
3 Months Ended
Mar. 31, 2019
Long Term Debt Disclosure [Abstract]  
Schedule of Debt [Table Text Block]
March 31,December 31,
20192018
(in thousands)
Long-term debt:
Term loan$57,817$62,400
Total unamortized deferred financing costs(1,475)(1,605)
Total debt56,34260,795
Less: current installments(2,600)(6,383)
Current unamortized deferred financing costs393401
Long-term debt$54,135$54,813