Consolidated Statement of Shareholder's Equity - USD ($) $ in Millions	Total	Capital stock	Additional paid-in capital	Accumulated other comprehensive income	Retained earnings
Balance at Mar. 31, 2015	$ 8,520	$ 915	$ 2	$ 220	$ 7,383
Net income	135				135
Other comprehensive income (loss), net of tax	(43)			(43)
Balance at Jun. 30, 2015	8,612	915	2	177	7,518
Balance at Mar. 31, 2016	9,397	915	2	165	8,315
Net income	241				241
Other comprehensive income (loss), net of tax	28			28
Balance at Jun. 30, 2016	$ 9,666	$ 915	$ 2	$ 193	$ 8,556