CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Millions		12 Months Ended
		Apr. 01, 2016		Apr. 03, 2015		Mar. 28, 2014
Statement of Comprehensive Income [Abstract]
Net income	[1],[3]	$ 263	[2]	$ 17	[4]	$ 968	[4]
Other comprehensive (loss) income, net of taxes:
Foreign currency translation adjustments, net of tax expense of $4, $3, and $2 for fiscal 2016, 2015, and 2014		(83)		(310)		(81)
Foreign currency forward contracts, net of tax expense of $0 for fiscal 2016, 2015, and 2014		1		(2)		0
Pension and other postretirement benefit plans, net of tax:
Prior service credit, net of tax expense of $1, $37, and $0 for fiscal 2016, 2015, and 2014		2		57		265
Amortization of transition obligation, net of tax expense of $0 for fiscal 2016, 2015, and 2014		0		1		1
Amortization of prior service cost, net of tax benefit of $10, $7, and $1 for fiscal 2016, 2015, and 2014		(20)		(16)		(4)
Foreign currency exchange (loss) gain, net of tax expense of $0 for fiscal 2016, 2015, and 2014		(1)		0		2
Pension and other postretirement benefit plans, net of tax		(19)		42		264
Other comprehensive (loss) income, net of taxes	[3]	(101)		(270)		183
Comprehensive income (loss)		162		(253)		1,151
Less: comprehensive (loss) income attributable to noncontrolling interest		12		15		21
Comprehensive income (loss) attributable to CSC common stockholders		$ 150		$ (268)		$ 1,130

[1] Due to the adoption of ASU 2016-09 certain balances related to employee stock-based compensation were adjusted retrospectively as discussed in Note 1 .

[2] Due to the adoption of ASU 2016-09 certain balances related to excess tax benefits from stock compensation were adjusted prospectively as described in Note 1.

[3] Prior year balances were adjusted for certain errors in previously issued financial statements related to income taxes as described in Note 1.

[4] Certain prior year balances were adjusted for certain errors in previously issued financial statements related to income taxes as described in Note 1 and to give effect to discontinued operations as described in Note 4.