Accumulated Other Comprehensive Loss

3 Months Ended

Mar. 31, 2014

Equity [Abstract]

Accumulated Other Comprehensive Loss

(16) ACCUMULATED OTHER COMPREHENSIVE LOSS

The components of Pepco Holdings’ AOCL relating to continuing and discontinued operations are as follows. For additional information, see the consolidated statements of comprehensive income.

	Three Months Ended March 31,
	2014			2013
	(millions of dollars)
Balance as of January 1	$	(34	)	$	(48	)
Treasury Lock
Balance as of January 1		(9	)		(10	)
Amount of pre-tax loss reclassified to Interest expense		—			—
Income tax benefit		—			—
Balance as of March 31		(9	)		(10	)
Pension and Other Postretirement Benefits
Balance as of January 1		(25	)		(32	)
Amount of amortization of net prior service cost and actuarial loss reclassified to Other operation and maintenance expense		1			2
Income tax benefit		—			(1	)
Balance as of March 31		(24	)		(31	)
Commodity Derivatives
Balance as of January 1		—			(6	)
Amount of net pre-tax loss reclassified to loss from discontinued operations before income tax		—			8
Income tax benefit		—			(3	)
Balance as of March 31		—			(1	)
Balance as of March 31	$	(33	)	$	(42	)