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OTHER INCOME (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Other Income and Expenses [Abstract]        
Insurance Recoveries $ 0 $ 0 $ 0 $ 4,936
Gain (Loss) on Investments 0 (2,005) 0 703
Income (Loss) from Equity Method Investments 60 (236) 124 369
Gain (Loss) Related to Litigation Settlement 1,750 0 1,750 0
Other Nonoperating Expense     1,175  
Gain (Loss) on Disposition of Assets (626) 544 165 892
Building rental income   398   714
Other Nonoperating Income 48 1,205   1,335
Other Nonoperating Income (Expense), Total $ 1,232 $ (492) $ 864 $ 6,829