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NOTES PAYABLE AND LEASE OBLIGATIONS - Additional Information (Details) $ in Millions, ¥ in Billions | 1 Months Ended | 3 Months Ended | 6 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | ---
Mar. 31, 2024 JPY (¥) series | Jun. 30, 2024 USD ($) | Jun. 30, 2023 USD ($) | Jun. 30, 2024 USD ($) | Jun. 30, 2023 USD ($) | Jun. 30, 2024 JPY (¥) | Jun. 30, 2024 USD ($) | Apr. 01, 2024 JPY (¥) | Dec. 31, 2023 JPY (¥)
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Number of Senior Notes Issued Through a Private Placement | series | 5 |  |  |  |  |  |  |  |
Number of Senior Notes Issued Through a Public Offering | series | 3 |  |  |  |  |  |  |  |
Interest expense on debt | $ |  | $ 49 | $ 50 | $ 96 | $ 96 |  |  |  |
.963% subordinated bonds paid April 2024 |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt instrument, principal amount redeemed |  |  |  |  |  |  |  | ¥ 30.0 |
Debt instrument, principal amount |  |  |  |  |  |  |  |  | ¥ 30.0
Debt instrument, interest rate |  |  |  |  |  |  |  | 0.963% | 0.963%
Senior Notes Issued Through a Private Placement |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt instrument, principal amount | ¥ 75.0 |  |  |  |  |  |  |  |
1.600% senior notes due March 2034 |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt instrument, principal amount | ¥ 18.3 |  |  |  |  | ¥ 18.3 |  |  |
Debt instrument, interest rate | 1.60% |  |  |  |  | 1.60% | 1.60% |  |
1.740% senior notes due March 2036 |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt instrument, principal amount | ¥ 15.0 |  |  |  |  | ¥ 15.0 |  |  |
Debt instrument, interest rate | 1.74% |  |  |  |  | 1.74% | 1.74% |  |
1.920% senior notes due March 2039 |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt instrument, principal amount | ¥ 16.5 |  |  |  |  | ¥ 16.5 |  |  |
Debt instrument, interest rate | 1.92% |  |  |  |  | 1.92% | 1.92% |  |
2.160% senior notes due March 2044 |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt instrument, principal amount | ¥ 5.7 |  |  |  |  | ¥ 5.7 |  |  |
Debt instrument, interest rate | 2.16% |  |  |  |  | 2.16% | 2.16% |  |
2.400% senior notes due March 2054 |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt instrument, principal amount | ¥ 19.5 |  |  |  |  | ¥ 19.5 |  |  |
Debt instrument, interest rate | 2.40% |  |  |  |  | 2.40% | 2.40% |  |
Senior Notes Issued Through a Public Offering |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt instrument, principal amount | ¥ 48.6 |  |  |  |  |  |  |  |
1.048% senior notes due March 2029 |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt instrument, principal amount | ¥ 13.0 |  |  |  |  | ¥ 13.0 |  |  |
Debt instrument, interest rate | 1.048% |  |  |  |  | 1.048% | 1.048% |  |
1.412% senior notes due March 2031 |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt instrument, principal amount | ¥ 27.9 |  |  |  |  | ¥ 27.9 |  |  |
Debt instrument, interest rate | 1.412% |  |  |  |  | 1.412% | 1.412% |  |
1.682% senior notes due March 2034 |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt instrument, principal amount | ¥ 7.7 |  |  |  |  | ¥ 7.7 |  |  |
Debt instrument, interest rate | 1.682% |  |  |  |  | 1.682% | 1.682% |  |
Lines of credit |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt instrument, debt default, amount | $ |  |  |  |  |  |  | $ 0 |  |
Notes payable |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt instrument, debt default, amount | $ |  |  |  |  |  |  | $ 0 |  |

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