XML 59 R38.htm IDEA: XBRL DOCUMENT v3.22.2
Note 6 - Stockholders' Equity and Dilutive Equity Instruments - Changes in Accumulated Other Comprehensive Income (Loss) (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Balance $ 689,742 $ 788,711 $ 701,769 $ 823,272
Unrealized loss on note receivable (846) 0 (846) 0
Balance 841,647 759,738 841,647 759,738
AOCI Attributable to Parent [Member]        
Balance 2,471 (875) 2,668 (804)
Unrealized loss on note receivable (846) 0 (846) 0
Balance 1,763 (1,082) 1,763 (1,082)
Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member]        
Before reclassifications $ 138 $ (207) $ (59) $ (278)