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SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS (CONSOLIDATED) (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Allowances for losses and discounts on receivables      
Reserves deducted from assets in the balance sheets:      
Balance at beginning of period $ 33 $ 32 $ 35
Additions      
Charged to costs and expenses/charged to income 6 6 15
Other (2) (2) (2)
Deductions (9) (3) (16)
Balance at end of period 28 33 32
Valuation allowance on net deferred tax assets      
Reserves deducted from assets in the balance sheets:      
Balance at beginning of period 493 462 495
Additions      
Charged to costs and expenses/charged to income 93 59 (31)
Other (67) 3 (14)
Foreign currency translation (4) 7 (1)
Other (3) (38) 13
Balance at end of period $ 512 $ 493 $ 462