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SHORT-TERM DEBT - Credit Facility (Details) - USD ($) |  | 6 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Mar. 13, 2019 | Apr. 30, 2022 | Apr. 30, 2021 | Jun. 18, 2021 | Apr. 21, 2021 | Oct. 21, 2019
Short-term Debt |  |  |  |  |  |
Repayments of commercial paper |  | $ (400,000,000) | $ (1,102,000,000) |  |  |
Proceeds from Commercial Paper |  | 575,000,000 | $ 1,232,000,000 |  |  |
Line of Credit [Member] | 5 yr Unsecured Credit Facility |  |  |  |  |  |
Short-term Debt |  |  |  |  |  |
Initiation date of credit facility | Mar. 13, 2019 |  |  |  |  |
Maximum borrowing capacity of credit facility | $ 1,000,000,000 |  |  |  | $ 1,350,000,000 |
Credit faciity terms (in years) | five |  |  |  |  |
Expiration date of credit facility | Mar. 13, 2024 |  |  |  |  |
Amount outstanding on credit facility |  | 0 |  |  |  |
Line of Credit [Member] | Additional Incremental Term Loan Facility |  |  |  |  |  |
Short-term Debt |  |  |  |  |  |
Maximum borrowing capacity of credit facility |  |  |  |  | $ 500,000,000 | $ 500,000,000
Amount outstanding on credit facility |  | 0 |  |  |  |
Line of Credit [Member] | Commercial Paper |  |  |  |  |  |
Short-term Debt |  |  |  |  |  |
Maximum borrowing capacity of credit facility |  |  |  | $ 1,350,000,000 |  |
Amount outstanding on credit facility |  | $ 175,000,000 |  |  |  |
Weighted Average Interest Rate, at Point in Time |  | 0.69% |  |  |  |

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- Definition Date the credit facility terminates, in YYYY-MM-DD format. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition Fair value of the amount outstanding under the credit facility. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=123594938&loc=d3e13433-108611 + Details
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- Definition Date the credit facility first became available, in YYYY-MM-DD format. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition Description of the short-term debt arrangement, and disclosures pertaining to the underlying arrangements, including repayment terms, interest rates, restrictions on assets and activities, debt covenants, and other matters important to users of the financial statements. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(19)(b)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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