Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Oct. 28, 2017	Oct. 29, 2016	Oct. 28, 2017	Oct. 29, 2016
Net income (loss)	$ 34	$ 15	$ 216	$ 139
Actuarial gain (loss) on postretirement benefit plans, before tax	10	3	57	(74)
Settlement charges, before tax	22	62	73	81
Amortization of net actuarial loss on post employment and postretirement benefit plans, before tax	8	9	26	26
Tax effect related to items of other comprehensive income (loss)	(15)	(29)	(60)	(13)
Total other comprehensive income (loss), net of tax effect	25	45	96	20
Comprehensive income (loss)	59	60	312	159
Comprehensive loss attributable to noncontrolling interest	2	2	6	5
Comprehensive income (loss) attributable to Macy's, Inc. shareholders	$ 61	$ 62	$ 318	$ 164