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Long Term Debt (Tables)
6 Months Ended
Jun. 30, 2019
Long Term Debt Disclosure [Abstract]  
Schedule of Debt [Table Text Block]
June 30,December 31,
20192018
(in thousands)
Long-term debt:
Term loan$56,197$62,400
Total unamortized deferred financing costs(1,376)(1,605)
Total debt54,82160,795
Less: current installments(2,800)(6,383)
Current unamortized deferred financing costs393401
Long-term debt$52,414$54,813