Consolidated Statements of Financial Condition (Parenthetical) - USD ($) $ in Thousands		Aug. 31, 2019	Nov. 30, 2018
ASSETS
Securities pledged		$ 12,087,982	$ 13,059,802
Stockholders' Equity Attributable to Parent [Abstract]
Common shares, par value (in dollars per share)		$ 1	$ 1
Common shares, authorized (in shares)		600,000,000	600,000,000
Common shares, issued and outstanding after deducting shares held in treasury (in shares)		299,867,942	307,515,472
Treasury stock (in shares)		17,178,934	109,460,774
Assets	[1]	$ 49,263,208	$ 47,131,095
Liabilities	[1]	39,063,363	36,907,059
Variable interest entities
Assets		726,800	704,400
Liabilities		$ 2,510,300	$ 1,535,800

[1] Total assets include assets related to variable interest entities of $726.8 million and $704.4 million at August 31, 2019 and November 30, 2018, respectively, and Total liabilities include liabilities related to variable interest entities of $2,510.3 million and $1,535.8 million at August 31, 2019 and November 30, 2018, respectively. See Note 8 for additional information related to variable interest entities.