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Note 13 - Supplemental Cash Flow Information - Supplemental Cash Flow (Details) - USD ($)
$ in Thousands
6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Interest paid $ 4,566 $ 1,625
Federal, state, and local income taxes paid, net 4,047 5,771
Change in contract receivables, net 1,062 3,153
Change in contract liabilities, net (1,062) (3,565)
Property, plant, and equipment purchases in accounts payable (2,073) 855
Working capital true-up related to acquired business $ 0 $ 5,835