BENEFITS Benefits - Obligations and Funded Status (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended		9 Months Ended		3 Months Ended		12 Months Ended
	Dec. 31, 2012	Mar. 25, 2012	Dec. 31, 2012 Pension Plans, Defined Benefit Successor		Mar. 25, 2012 Pension Plans, Defined Benefit Predecessor		Dec. 31, 2011 Pension Plans, Defined Benefit Predecessor
Benefit obligation at beginning of period		$ 243	$ 93		$ 88		$ 69
Service cost			0		1		3
Interest cost			1		1		4
Amendments			16		0		0
Actuarial loss and other			4		3		13
Benefits paid, net			(1)		0		(1)
Curtailments	11		(75)		0		0
Benefit obligation at end of period		243	38		93		88
Fair value of plan assets at beginning of period	75	155	82		75		68
Return on plan assets and other			3		5		0
Employer contributions			6		2		8
Fair value of plan assets at end of period	90	155	90		82		75
Amount (overfunded) underfunded at end of period (1)			(52)	[1]	11	[1]	13	[1]
Net actuarial loss			(1)		0		23
Prior service cost			16		0		1
Amounts recognized in accumulated other comprehensive income (pre-tax basis) consist of:			$ 15		$ 0		$ 24

[1] Underfunded balance is recognized as a non-current liability in the consolidated balance sheets. Overfunded balance is recognized as a non-current asset in the consolidated balance sheets.