COMMITMENTS AND CONTINGENCIES - Other Liabilities (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Commitments and Contingencies [Line Items]
Interest expense including amortization of debt discount and deferred financing costs	$ 618	$ 656	$ 422
RSN | Fixed Payment Obligations
Commitments and Contingencies [Line Items]
Other current liabilities	32	31
Other long-term liabilities	71	97
Interest expense including amortization of debt discount and deferred financing costs	6	8	$ 4
RSN | Variable Payment Obligations
Commitments and Contingencies [Line Items]
Other current liabilities	8	12
Other long-term liabilities	23	41
RSN | Variable Payment Obligations | Other Nonoperating Income (Expense)
Commitments and Contingencies [Line Items]
Measurement adjustment gain	$ 15	$ 159