CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (USD $) In Millions, unless otherwise specified	9 Months Ended	12 Months Ended		3 Months Ended
	Dec. 31, 2011	Dec. 31, 2013	Dec. 31, 2012	Mar. 31, 2011 Predecessor
Net Income (Loss) Attributable to Parent	$ 543	$ 964	$ 849	$ 299
OTHER COMPREHENSIVE INCOME
Unrealized gain on investments and other, net of tax				1
Other comprehensive income				1
COMPREHENSIVE INCOME	$ 543	$ 964	$ 849	$ 300