Earnings per Common Share (Tables)

6 Months Ended

Jun. 30, 2019

Earnings Per Share [Abstract]

Schedule of Calculation of Basic and Diluted EPS

	Three Months Ended June 30,				Six Months Ended June 30,
in millions, except for per share data	2019		2018		2019		2018
Earnings applicable to Morgan Stanley common shareholders	$	2,031	$	2,267	$	4,367	$	4,842
Basic EPS
Weighted average common shares outstanding	1,634		1,720		1,646		1,730
Earnings per basic common share	$	1.24	$	1.32	$	2.65	$	2.80
Diluted EPS
Weighted average common shares outstanding	1,634		1,720		1,646		1,730
Effect of dilutive RSUs and PSUs	21		28		20		30
Weighted average common shares outstanding and common stock equivalents	1,655		1,748		1,666		1,760
Earnings per diluted common share	$	1.23	$	1.30	$	2.62	$	2.75
Weighted average antidilutive RSUs (excluded from the computation of diluted EPS)	—		1		3		1