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Amount of lessee's right to use underlying asset under operating lease.

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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - New Accounting Standards - Additional Information (Details) - USD ($) $ in Millions	3 Months Ended								6 Months Ended		12 Months Ended
	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Jun. 30, 2019	Jun. 30, 2018	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017	Jan. 01, 2019	Jan. 01, 2018
Summary Of Significant Accounting Policies [Line Items]
Retained earnings, adjustment	$ 15,718		$ 15,598	$ 15,414	$ 15,075	$ 14,886	$ 14,484	$ 14,254	$ 15,598	$ 14,484	$ 15,718	$ 15,075
Net sales	3,039	$ 2,851	2,834	2,638	2,833	2,761	2,813	2,692	5,472	5,505	11,362	11,099	$ 10,584
Operating lease right-of-use assets	608		595	513					595		608
Retained earnings	$ 15,718		$ 15,598	$ 15,414	$ 15,075	$ 14,886	$ 14,484	$ 14,254	$ 15,598	$ 14,484	$ 15,718	15,075
Measurement period adjustments												(207)
ASU 2016-02, Leases
Summary Of Significant Accounting Policies [Line Items]
Operating lease right-of-use assets														$ 502
Accounting Standards Update 2018-02
Summary Of Significant Accounting Policies [Line Items]
Tax Cuts And Jobs Act Of2017 Reclassification From Aoci To Retained Earnings Tax Effect														$ 161
ASU 2016-16, Income Taxes
Summary Of Significant Accounting Policies [Line Items]
Retained earnings, adjustment															$ 70
Increase in net income												14
Retained earnings															70
ASU No. 2014-09, Revenue from Contracts with Customers \| Adjustments
Summary Of Significant Accounting Policies [Line Items]
Retained earnings, adjustment															45
Net sales												$ 7
Retained earnings															$ 45