Consolidated Income Statements - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Revenues
Investment banking	$ 10,994	$ 7,674	$ 6,163
Trading	12,810	13,983	11,274
Investments	1,376	986	1,540
Commissions and fees	5,521	4,851	3,919
Asset management	19,967	14,272	13,083
Other	1,042	678	865
Total non-interest revenues	51,710	42,444	36,844
Interest income	9,411	10,162	17,098
Interest expense	1,366	3,849	12,404
Net interest	8,045	6,313	4,694
Net revenues	59,755	48,757	41,538
Provision for credit losses	4	761	161
Non-interest expenses
Compensation and benefits	24,628	20,854	18,837
Brokerage, clearing and exchange fees	3,341	2,929	2,493
Information processing and communications	3,119	2,465	2,194
Professional services	2,933	2,205	2,137
Occupancy and equipment	1,725	1,559	1,428
Marketing and business development	643	434	660
Other	3,694	3,132	2,327
Total non-interest expenses	40,083	33,578	30,076
Income before provision for income taxes	19,668	14,418	11,301
Provision for income taxes	4,548	3,239	2,064
Net income	15,120	11,179	9,237
Net income applicable to noncontrolling interests	86	183	195
Net income applicable to Morgan Stanley	15,034	10,996	9,042
Preferred stock dividends	468	496	530
Earnings applicable to Morgan Stanley common shareholders	$ 14,566	$ 10,500	$ 8,512
Earnings per common share
Earnings per common share - basic (in dollars per share)	$ 8.16	$ 6.55	$ 5.26
Earnings per common share - diluted (in dollars per share)	$ 8.03	$ 6.46	$ 5.19
Average common shares outstanding
Basic (in shares)	1,785	1,603	1,617
Diluted (in shares)	1,814	1,624	1,640