SHORT-TERM AND LONG-TERM DEBT - LONG-TERM DEBT (Details) - USD ($) $ in Millions		Jun. 30, 2020	Jun. 30, 2019
LONG-TERM DEBT
Other Long-term Debt		$ 3,359	$ 5,858
Long-term Debt, Current Maturities		(2,508)	(3,388)
Long-term Debt, Excluding Current Maturities		$ 23,537	$ 20,395
Long-term Debt, Weighted Average Interest Rate, at Point in Time		2.30%	2.40%
4.13% EUR note due December 2020
LONG-TERM DEBT
Notes Payable, Noncurrent		$ 674	$ 682
9.36% ESOP debentures due 2020-2021 (1)
LONG-TERM DEBT
Notes Payable, Noncurrent	[1]	119	228
1.85% USD note due February 2021
LONG-TERM DEBT
Notes Payable, Noncurrent		600	600
1.70% USD note due November 2021
LONG-TERM DEBT
Notes Payable, Noncurrent		875	875
2.00% EUR note due November 2021
LONG-TERM DEBT
Notes Payable, Noncurrent		843	852
2.30% USD note due February 2022
LONG-TERM DEBT
Notes Payable, Noncurrent		1,000	1,000
2.15% USD note due August 2022
LONG-TERM DEBT
Notes Payable, Noncurrent		1,250	1,250
2.00% EUR note due August 2022
LONG-TERM DEBT
Notes Payable, Noncurrent		1,124	1,137
3.10% USD note due August 2023
LONG-TERM DEBT
Notes Payable, Noncurrent		1,000	1,000
1.13% EUR note due November 2023
LONG-TERM DEBT
Notes Payable, Noncurrent		1,405	1,421
0.50% EUR note due October 2024
LONG-TERM DEBT
Notes Payable, Noncurrent		562	568
0.63% EUR note due October 2024 [Member]
LONG-TERM DEBT
Notes Payable, Noncurrent		899	909
2.70% USD note due February 2026
LONG-TERM DEBT
Notes Payable, Noncurrent		600	600
2.45% USD note due November 2026
LONG-TERM DEBT
Notes Payable, Noncurrent		875	875
4.88% EUR note due May 2027
LONG-TERM DEBT
Notes Payable, Noncurrent		1,124	1,137
2.85% USD note due August 2027
LONG-TERM DEBT
Notes Payable, Noncurrent		750	750
1.20% EUR note due October 2028 [Member]
LONG-TERM DEBT
Notes Payable, Noncurrent		899	909
1.25% EUR note due October 2029
LONG-TERM DEBT
Notes Payable, Noncurrent		562	568
5.55% USD note due March 2037
LONG-TERM DEBT
Notes Payable, Noncurrent		763	763
1.88% EUR note due October 2038 [Member]
LONG-TERM DEBT
Notes Payable, Noncurrent		562	568
3.50% USD note due October 2047
LONG-TERM DEBT
Notes Payable, Noncurrent		600	600
Capital Lease Obligations
LONG-TERM DEBT
Other Long-term Debt		0	33
2.45% USD note due March 2025
LONG-TERM DEBT
Notes Payable, Noncurrent		750	0
2.80% USD note due March 2027
LONG-TERM DEBT
Notes Payable, Noncurrent		500	0
3.00% USD note due March 2030
LONG-TERM DEBT
Notes Payable, Noncurrent		1,500	0
3.55% USD note due March 2040
LONG-TERM DEBT
Notes Payable, Noncurrent		1,000	0
3.60% USD note due March 2050
LONG-TERM DEBT
Notes Payable, Noncurrent		1,250	0
1.90% USD note due October 2020
LONG-TERM DEBT
Notes Payable, Noncurrent		$ 600	$ 600

[1] Debt issued by the ESOP is guaranteed by the Company and is recorded as debt of the Company, as discussed in Note 8.