Retirement Benefits (Tables)

3 Months Ended

Jun. 30, 2012

Compensation and Retirement Disclosure [Abstract]

Schedule of defined benefit plans expense [Table Text Block]

The expense for our defined benefit pension and OPEB plans for the periods ended June 30 was as follows (in millions):

	Second Quarter
	Pension Benefits
	U.S. Plans						Non-U.S. Plans						Worldwide OPEB
	2012			2011			2012			2011			2012			2011
Service cost	$	130		$	117		$	93		$	84		$	17		$	16
Interest cost	552			594			298			314			72			83
Expected return on assets	(718		)	(757		)	(335		)	(358		)	—			—
Amortization of
Prior service costs/(credits)	55			85			18			18			(136		)	(151		)
(Gains)/Losses	106			48			103			77			32			28
Separation programs/other	(2		)	—			11			48			—			1
(Gains)/Losses from curtailments and settlements	—			—			—			104			—			—
Net expense/(income)	$	123		$	87		$	188		$	287		$	(15	)	$	(23	)

	First Half
	Pension Benefits
	U.S. Plans						Non-U.S. Plans						Worldwide OPEB
	2012			2011			2012			2011			2012			2011
Service cost	$	260		$	234		$	186		$	164		$	34		$	31
Interest cost	1,104			1,188			596			617			144			165
Expected return on assets	(1,436		)	(1,514		)	(669		)	(706		)	—			—
Amortization of
Prior service costs/(credits)	110			171			36			36			(272		)	(303		)
(Gains)/Losses	212			96			206			153			64			57
Separation programs/other	5			(1		)	45			60			1			1
(Gains)/Losses from curtailments and settlements	—			—			—			104			(10		)	—
Net expense/(income)	$	255		$	174		$	400		$	428		$	(39	)	$	(49	)