Supplemental Cash Flow Information - Additional Information (Details) - Commercial paper - USD ($) $ in Millions	3 Months Ended
Feb. 28, 2022	Feb. 28, 2021
Conversion of Stock [Line Items]
Repayments of short term debt	$ 0	$ 0
Proceeds from short term debt	$ 0	$ 0

The cash outflow due to repaying amounts borrowed by issuing commercial paper.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3291-108585

Name:	us-gaap_RepaymentsOfCommercialPaper
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration