Consolidated Statement of Comprehensive Income (USD $) In Millions, unless otherwise specified	3 Months Ended	6 Months Ended
Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Net income including noncontrolling interest	$ 1,213	$ 1,186	$ 2,360	$ 2,327
Other comprehensive income (loss), net of tax:
Cumulative translation adjustment	(279)	(335)	(677)	(201)
Defined benefit pension and postretirement plans adjustment	91	98	176	195
Debt and equity securities - unrealized gain (loss)	(4)	(2)	(4)	1
Cash flow hedging instruments - unrealized gain (loss)	8	23	32	8
Total other comprehensive income (loss), net of tax	(184)	(216)	(473)	3
Comprehensive income (loss) including noncontrolling interest	1,029	970	1,887	2,330
Comprehensive (income) loss attributable to noncontrolling interest	3	(30)	23	(25)
Comprehensive income (loss) attributable to 3M	$ 1,032	$ 940	$ 1,910	$ 2,305

The change in equity [net assets] of a business enterprise during a period from transactions and other events and circumstances from non-owner sources which are attributable to the reporting entity. It includes all changes in equity during a period except those resulting from investments by owners and distributions to owners, but excludes any and all transactions which are directly or indirectly attributable to that ownership interest in subsidiary equity which is not attributable to the parent.

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