Quarterly report pursuant to Section 13 or 15(d)

Debt and Credit Arrangements - Schedule of Long-term debt (Details)

v3.19.2
Debt and Credit Arrangements - Schedule of Long-term debt (Details) - USD ($)
$ in Thousands
Jun. 30, 2019
Mar. 31, 2019
Dec. 31, 2018
Debt Instrument [Line Items]      
2019 $ 0   $ 0
2020 0   0
2021 80,000   105,000
Thereafter 0   0
Revolving credit facility 80,000 $ 80,000 105,000
Debt issuance costs   (430) (526)
Less: current portion of long-term debt   35,000 35,000
Total long-term debt 44,570 $ 44,570 $ 69,474
Revolving credit facility | Line of Credit      
Debt Instrument [Line Items]      
Revolving credit facility $ 80,000