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OTHER - Supplemental Cash Flow Information (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Supplemental disclosure of cash flow information:    
Cash paid for interest $ 2,472 $ 4,154
Cash paid for taxes, net of refunds 260 175
Non-cash investing activities:    
Translation gain (loss) adjustment $ 1,829 $ (4,458)