INCOME TAXES (Narrative 10-Q) (Details) $ in Thousands		3 Months Ended		6 Months Ended
	Sep. 05, 2019 USD ($) transaction	Jun. 30, 2020 USD ($)	Jun. 30, 2019 USD ($)	Jun. 30, 2020 USD ($)	Jun. 30, 2019 USD ($)	Aug. 10, 2020	Dec. 31, 2019 USD ($)
Income Tax Contingency [Line Items]
Income tax (benefit)/provision		$ (186,151)	$ 155,326	$ (219,512)	$ 271,540
Effective income tax rate reconciliation, percent		8.90%	27.70%	9.80%	29.60%
Number of financing transactions related to lawsuit | transaction	2
Transaction amount related to lawsuit seeking refund of taxes paid	$ 1,200,000
Deferred tax liabilities, net		$ 101,000		$ 101,000			$ 1,000,000
Deferred tax assets, net		766,392		766,392			503,681
Deferred tax liabilities, gross		$ 867,400		867,400			$ 1,500,000
Increase (decrease) in deferred tax liabilities, net				$ (916,400)
Threshold ownership percentage		80.00%		80.00%
Subsequent Event
Income Tax Contingency [Line Items]
Ownership percentage						80.25%
SC
Income Tax Contingency [Line Items]
Decrease upon potential decrease of investment interest				$ 306,600