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Long Term Debt (Tables)
6 Months Ended
Jun. 30, 2015
Long Term Debt Disclosure [Abstract]  
Schedule of Debt [Table Text Block]
June 30,December 31,
20152014
(in thousands)
Long-term debt:
Term loan$8,250$9,750
DDTL6,5007,500
Revolving line5,9004,200
Total debt20,65021,450
Less: current installments(5,000)(5,000)
Long-term debt$15,650$16,450