Comprehensive Income (Loss) Note

12 Months Ended

Dec. 31, 2012

Equity [Abstract]

Comprehensive Income (Loss) Note

13. Accumulated Other Comprehensive Income (Loss)

The components of Accumulated other comprehensive income (loss) are as follows (in millions):

	Pension and Retiree Medical Liability			Unrealized Gain/(Loss) on Investments			Derivative Financial Instruments			Income Tax Benefit/ (Expense)			Total
Balance at December 31, 2011	$	(3,887	)	$	(4	)	$	30		$	(103	)	$	(3,964	)
Current year change		(1,910	)		3									(1,907	)
Amortization of actuarial loss and prior service cost		130			—			—			—			130
Benefit plan modifications		3,345			—			—			—			3,345
Reclassification of derivative financial instruments into earnings		—			—			(3	)		—			(3	)
Change in fair value of derivative financial instruments		—			—			(12	)		—			(12	)
Non-cash tax provision		—			—			—			(569	)		(569	)
Balance at December 31, 2012	$	(2,322	)	$	(1	)	$	15		$	(672	)	$	(2,980	)

As of December 31, 2012, the Company estimates that during the next twelve months it will reclassify from Accumulated other comprehensive income/(loss) into earnings approximately $15 million in net gains (based on prices as of December 31, 2012) related to its fuel derivative hedges.

The Company recognized a $569 million non-cash income tax benefit, offset by a $569 million charge to other comprehensive income, during the fourth quarter of 2012 related to gains in other comprehensive income. See Note 9 to the consolidated financial statements for further information.

Amounts allocated to other comprehensive income for income taxes as further described in Note 9 will remain in Accumulated other comprehensive income until the Company ceases all related activities, such as termination of the pension plan.