Consolidated Income Statements - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Revenues
Investment banking	$ 7,674	$ 6,163	$ 6,482
Trading	13,992	11,095	11,551
Investments	986	1,540	437
Commissions and fees	4,851	3,919	4,190
Asset management	14,272	13,083	12,898
Other	110	925	743
Total non-interest revenues	41,885	36,725	36,301
Interest income	10,162	17,098	13,892
Interest expense	3,849	12,404	10,086
Net interest	6,313	4,694	3,806
Net revenues	48,198	41,419	40,107
Non-interest expenses
Compensation and benefits	20,854	18,837	17,632
Brokerage, clearing and exchange fees	2,929	2,493	2,393
Information processing and communications	2,465	2,194	2,016
Professional services	2,205	2,137	2,265
Occupancy and equipment	1,559	1,428	1,391
Marketing and business development	434	660	691
Other	3,334	2,369	2,482
Total non-interest expenses	33,780	30,118	28,870
Income before provision for income taxes	14,418	11,301	11,237
Provision for income taxes	3,239	2,064	2,350
Income from continuing operations	11,179	9,237	8,887
Income (loss) from discontinued operations, net of income taxes	0	0	(4)
Net income	11,179	9,237	8,883
Net income applicable to noncontrolling interests	183	195	135
Net income applicable to Morgan Stanley	10,996	9,042	8,748
Preferred stock dividends and other	496	530	526
Earnings applicable to Morgan Stanley common shareholders	$ 10,500	$ 8,512	$ 8,222
Earnings per common share
Earnings per common share - basic (USD per share)	$ 6.55	$ 5.26	$ 4.81
Earnings per common share - diluted (USD per share)	$ 6.46	$ 5.19	$ 4.73
Average common shares outstanding
Basic (shares)	1,603	1,617	1,708
Diluted (shares)	1,624	1,640	1,738