Consolidated Statement of Comprehensive Income - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Consolidated Statement of Comprehensive Income
Net income including noncontrolling interest	$ 1,331	$ 1,298	$ 3,902	$ 3,802
Other comprehensive income (loss), net of tax:
Cumulative translation adjustment	17	(472)	192	(642)
Defined benefit pension and postretirement plans adjustment	67	236	203	423
Cash flow hedging instruments - unrealized gain (loss)	(45)	1	(182)	39
Total other comprehensive income (loss), net of tax	39	(235)	213	(180)
Comprehensive income (loss) including noncontrolling interest	1,370	1,063	4,115	3,622
Comprehensive (income) loss attributable to noncontrolling interest	(3)	(1)	(7)	(5)
Comprehensive income (loss) attributable to 3M	$ 1,367	$ 1,062	$ 4,108	$ 3,617

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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