Recent Accounting Standards (Schedule of Effect of New Accounting Pronouncement) (Details) - USD ($) $ in Millions	Jun. 29, 2018	Mar. 31, 2018	Mar. 30, 2018
Assets:
Accounts receivable, net	$ 502	$ 833	$ 809	[1]
Other current assets	501	506	522	[1]
Other long-term assets	1,308	1,333	526	[1]
Total assets	16,248	16,574	15,759	[1]
Income tax receivable and prepaid income taxes	79	99	107
Short-term deferred commissions	87	86	94
Deferred income tax assets	828	828	46
Long-term deferred commissions	88	92	35
Long-term income tax receivable and prepaid income taxes	29	29	61
Liabilities:
Short-term contract liabilities	2,137	2,261	2,368	[1]
Other current liabilities	403	370	372	[1]
Long-term contract liabilities	630	673	735	[1]
Deferred income tax liabilities	598	639	592	[1]
Total liabilities	10,330	10,612	10,736	[1]
Stockholders’ equity:
Accumulated other comprehensive loss	(20)		4	[1]
Retained earnings	1,158	1,267	328	[1]
Total stockholders’ equity	5,918		$ 5,023	[1]
Calculated under Revenue Guidance in Effect before Topic 606
Assets:
Accounts receivable, net	459
Other current assets	490
Other long-term assets	1,260
Total assets	16,146
Short-term deferred commissions	80
Long-term deferred commissions	39
Liabilities:
Short-term contract liabilities	2,242
Other current liabilities	377
Long-term contract liabilities	708
Deferred income tax liabilities	551
Total liabilities	10,440
Stockholders’ equity:
Accumulated other comprehensive loss	(16)
Retained earnings	942
Total stockholders’ equity	5,706
Accounting Standards Update 2016-16
Assets:
Accounts receivable, net		0
Other current assets		(8)
Other long-term assets		750
Total assets		742
Liabilities:
Short-term contract liabilities		0
Other current liabilities		0
Long-term contract liabilities		0
Deferred income tax liabilities		0
Total liabilities		0
Stockholders’ equity:
Retained earnings		742
Accounting Standards Update 2014-09
Assets:
Accounts receivable, net		24
Other current assets		(8)
Other long-term assets		57
Total assets		73
Liabilities:
Short-term contract liabilities		(107)
Other current liabilities		(2)
Long-term contract liabilities		(62)
Deferred income tax liabilities		47
Total liabilities		(124)
Stockholders’ equity:
Retained earnings		$ 197
Accounting Standards Update 2014-09 | Difference between Revenue Guidance in Effect before and after Topic 606
Assets:
Accounts receivable, net	43
Other current assets	11
Other long-term assets	48
Total assets	102
Liabilities:
Short-term contract liabilities	(105)
Other current liabilities	26
Long-term contract liabilities	(78)
Deferred income tax liabilities	47
Total liabilities	(110)
Stockholders’ equity:
Accumulated other comprehensive loss	(4)
Retained earnings	216
Total stockholders’ equity	$ 212

[1] Derived from audited financial statements.