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Long-term obligations (Details) - USD ($)
$ in Thousands
Mar. 31, 2022
Dec. 31, 2021
Pension obligations    
Pension obligations - accrued pension liability $ 6,760 $ 6,839
Settlement agreement 213 272
Microsoft licenses 390 385
Long-term Debt 7,363 7,496
Less: Current portion of long-term obligations 1,229 1,279
Totals $ 6,134 $ 6,217