ESTIMATES, SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES AND BALANCE SHEET DETAIL Estimates, Significant Accounting Policies and Balance Sheet Detail - New Accounting Pronouncements (Details) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Operating Lease, Right-of-Use Asset	$ 4	$ 5
Operating Lease, Liability, Noncurrent	3	$ 5
Present value of lease liabilities	$ 4