Current and Future Changes in Accounting Policies (Policies)	9 Months Ended
	Jul. 31, 2026
Statement [Line Items]
Current Changes in Accounting Policies	CURRENT CHANGES IN ACCOUNTING POLICIES There were no new accounting policies adopted by the Bank for the three and nine months ended July 31, 2026.
Future Changes in Accounting Policies	FUTURE CHANGES IN ACCOUNTING POLICIES There were no new accounting standards or amendments issued during the three and nine months ended July 31, 2026. Refer to Note 4 of the Bank’s 2025 Annual Consolidated Financial Statements for a description of future changes in accounting policies.