Quarterly report pursuant to Section 13 or 15(d)

EQUITY INVESTMENTS (Equity Investments Balance Sheet Disclosure) (Details)

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EQUITY INVESTMENTS (Equity Investments Balance Sheet Disclosure) (Details) - USD ($)
$ in Thousands
Jun. 30, 2021
May 17, 2021
Dec. 31, 2020
Schedule of Equity Method Investments [Line Items]      
Current assets $ 216,842 $ 284,319 $ 409,750
Current liabilities 650,569 665,737 510,287
Noncurrent liabilities 906,669 $ 892,586 36,604
Equity Method Investment, Nonconsolidated Investee or Group of Investees      
Schedule of Equity Method Investments [Line Items]      
Current assets 462,478   483,303
Noncurrent assets 1,079,557   1,092,495
Current liabilities 125,359   132,978
Noncurrent liabilities $ 124,628   $ 148,240