NOTES PAYABLE AND LEASE OBLIGATIONS - Summary of Notes Payable (Details 2) - JPY (¥) ¥ in Billions	Sep. 30, 2022	Aug. 31, 2022	Dec. 31, 2021
3.625% senior notes paid September 2022
Debt Instrument [Line Items]
Debt instrument, interest rate	3.625%		3.625%
3.25% senior notes due March 2025
Debt Instrument [Line Items]
Debt instrument, interest rate	3.25%		3.25%
1.125% senior sustainability notes due March 2026
Debt Instrument [Line Items]
Debt instrument, interest rate	1.125%		1.125%
2.875% senior notes due October 2026
Debt Instrument [Line Items]
Debt instrument, interest rate	2.875%		2.875%
3.60% senior notes due April 2030
Debt Instrument [Line Items]
Debt instrument, interest rate	3.60%		3.60%
6.90% senior notes due December 2039
Debt Instrument [Line Items]
Debt instrument, interest rate	6.90%		6.90%
6.45% senior notes due August 2040
Debt Instrument [Line Items]
Debt instrument, interest rate	6.45%		6.45%
4.00% senior notes due October 2046
Debt Instrument [Line Items]
Debt instrument, interest rate	4.00%		4.00%
4.750% senior notes due January 2049
Debt Instrument [Line Items]
Debt instrument, interest rate	4.75%		4.75%
.300% senior notes due September 2025
Debt Instrument [Line Items]
Debt instrument, interest rate	0.30%		0.30%
Debt instrument, principal amount	¥ 12.4		¥ 12.4
.932% senior notes due January 2027
Debt Instrument [Line Items]
Debt instrument, interest rate	0.932%		0.932%
Debt instrument, principal amount	¥ 60.0		¥ 60.0
1.075% senior notes due September 2029
Debt Instrument [Line Items]
Debt instrument, interest rate	1.075%
Debt instrument, principal amount	¥ 33.4
.500% senior notes due December 2029
Debt Instrument [Line Items]
Debt instrument, interest rate	0.50%		0.50%
Debt instrument, principal amount	¥ 12.6		¥ 12.6
.550% senior notes due March 2030
Debt Instrument [Line Items]
Debt instrument, interest rate	0.55%		0.55%
Debt instrument, principal amount	¥ 13.3		¥ 13.3
1.159% senior notes due October 2030
Debt Instrument [Line Items]
Debt instrument, interest rate	1.159%		1.159%
Debt instrument, principal amount	¥ 29.3		¥ 29.3
.633% senior notes due April 2031
Debt Instrument [Line Items]
Debt instrument, interest rate	0.633%		0.633%
Debt instrument, principal amount	¥ 30.0		¥ 30.0
.843% senior notes due December 2031
Debt Instrument [Line Items]
Debt instrument, interest rate	0.843%		0.843%
Debt instrument, principal amount	¥ 9.3		¥ 9.3
.750% senior notes due March 2032
Debt Instrument [Line Items]
Debt instrument, interest rate	0.75%		0.75%
Debt instrument, principal amount	¥ 20.7		¥ 20.7
1.320% senior notes due December 2032
Debt Instrument [Line Items]
Debt instrument, interest rate	1.32%
Debt instrument, principal amount	¥ 21.1
.844% senior notes due April 2033
Debt Instrument [Line Items]
Debt instrument, interest rate	0.844%		0.844%
Debt instrument, principal amount	¥ 12.0		¥ 12.0
1.488% senior notes due October 2033
Debt Instrument [Line Items]
Debt instrument, interest rate	1.488%		1.488%
Debt instrument, principal amount	¥ 15.2		¥ 15.2
.934% senior notes due December 2034
Debt Instrument [Line Items]
Debt instrument, interest rate	0.934%		0.934%
Debt instrument, principal amount	¥ 9.8		¥ 9.8
.830% senior notes due March 2035
Debt Instrument [Line Items]
Debt instrument, interest rate	0.83%		0.83%
Debt instrument, principal amount	¥ 10.6		¥ 10.6
1.039% senior notes due April 2036
Debt Instrument [Line Items]
Debt instrument, interest rate	1.039%		1.039%
Debt instrument, principal amount	¥ 10.0		¥ 10.0
1.594% senior notes due September 2037
Debt Instrument [Line Items]
Debt instrument, interest rate	1.594%
Debt instrument, principal amount	¥ 6.5
1.750% senior notes due October 2038
Debt Instrument [Line Items]
Debt instrument, interest rate	1.75%		1.75%
Debt instrument, principal amount	¥ 8.9		¥ 8.9
1.122% senior notes due December 2039
Debt Instrument [Line Items]
Debt instrument, interest rate	1.122%		1.122%
Debt instrument, principal amount	¥ 6.3		¥ 6.3
1.264% senior notes due April 2041
Debt Instrument [Line Items]
Debt instrument, interest rate	1.264%		1.264%
Debt instrument, principal amount	¥ 10.0		¥ 10.0
2.108% subordinated notes due October 2047
Debt Instrument [Line Items]
Debt instrument, interest rate	2.108%		2.108%
Debt instrument, principal amount	¥ 60.0		¥ 60.0
.963% subordinated bonds due April 2049
Debt Instrument [Line Items]
Debt instrument, interest rate	0.963%		0.963%
Debt instrument, principal amount	¥ 30.0		¥ 30.0
1.560% senior notes due April 2051
Debt Instrument [Line Items]
Debt instrument, interest rate	1.56%		1.56%
Debt instrument, principal amount	¥ 20.0		¥ 20.0
2.144% senior notes due September 2052
Debt Instrument [Line Items]
Debt instrument, interest rate	2.144%
Debt instrument, principal amount	¥ 12.0
Yen-denominated loan variable interest rate due August 2027
Debt Instrument [Line Items]
Debt instrument, interest rate	0.34%
Debt instrument, principal amount	¥ 11.7	¥ 11.7
Yen-denominated loan variable interest rate due August 2029
Debt Instrument [Line Items]
Debt instrument, interest rate	0.44%		0.41%
Debt instrument, principal amount	¥ 25.3	25.3	¥ 5.0
Yen-denominated loan variable interest rate due August 2032
Debt Instrument [Line Items]
Debt instrument, interest rate	0.59%		0.56%
Debt instrument, principal amount	¥ 70.0	¥ 70.0	¥ 25.0