Carrying amount as of the balance sheet date of the unpaid sum of the known and estimated amounts payable to satisfy all currently due domestic and foreign income tax obligations; and, the cumulative amount for all deferred tax liabilities as of the balance sheet date arising from temporary differences between accounting income in accordance with generally accepted accounting principles and tax-basis income that will result in future taxable income exceeding future accounting income.

No definition available.

Restatement and Adjustment of Consolidated Financial Statements - Consolidated Balance Sheet (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Mar. 28, 2014	Mar. 29, 2013	Mar. 30, 2012	Apr. 01, 2011	Apr. 02, 2010	Apr. 03, 2009
Accounting Changes and Error Corrections [Abstract]
Net income (loss)	$ 968us-gaap_ProfitLoss	$ 779us-gaap_ProfitLoss	$ (602)us-gaap_ProfitLoss
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cash and cash equivalents	2,443	2,054	1,093	1,837
Receivables, net	2,759us-gaap_ReceivablesNetCurrent	3,199us-gaap_ReceivablesNetCurrent
Prepaid expenses and other current assets	426	420
Total current assets	5,628us-gaap_AssetsCurrent	5,673us-gaap_AssetsCurrent
Intangible and other assets:
Software, net	650us-gaap_CapitalizedComputerSoftwareNet	611us-gaap_CapitalizedComputerSoftwareNet
Outsourcing contract costs, net	427	505
Goodwill, net	1,667us-gaap_Goodwill	1,516us-gaap_Goodwill	1,752us-gaap_Goodwill
Other assets	986us-gaap_OtherAssetsNoncurrent	762us-gaap_OtherAssetsNoncurrent
Total intangible and other assets	3,730csc_IntangibleAndOtherAssets	3,394csc_IntangibleAndOtherAssets
Fixed assets	2,031us-gaap_PropertyPlantAndEquipmentNet	2,184us-gaap_PropertyPlantAndEquipmentNet
Total Assets	11,389us-gaap_Assets	11,251us-gaap_Assets	11,189us-gaap_Assets
Short-term debt and current maturities of long-term debt	681us-gaap_DebtCurrent	234us-gaap_DebtCurrent
Accounts payable	394us-gaap_AccountsPayableCurrent	373us-gaap_AccountsPayableCurrent
Accrued payroll and related costs	592	653
Accrued expenses and other current liabilities	1,094us-gaap_AccruedLiabilitiesCurrent	1,425us-gaap_AccruedLiabilitiesCurrent
Deferred revenue and advance contract payments	624us-gaap_DeferredRevenueCurrent	630us-gaap_DeferredRevenueCurrent
Income taxes payable and deferred income taxes	77	34
Total current liabilities	3,462us-gaap_LiabilitiesCurrent	3,349us-gaap_LiabilitiesCurrent
Long-term debt, net of current maturities	2,207us-gaap_LongTermDebtNoncurrent	2,498us-gaap_LongTermDebtNoncurrent
Income tax liabilities and deferred income taxes	557	501
Other long-term liabilities	1,219us-gaap_OtherLiabilitiesNoncurrent	1,743us-gaap_OtherLiabilitiesNoncurrent
Commitments and contingencies
Preferred stock par value $1 per share	0us-gaap_PreferredStockValue	0us-gaap_PreferredStockValue
Common stock, par value $1 per share	155us-gaap_CommonStockValue	159us-gaap_CommonStockValue
Additional paid-in capital	2,304us-gaap_AdditionalPaidInCapital	2,167us-gaap_AdditionalPaidInCapital
Earnings retained for use in business	1,592	1,101
Accumulated other comprehensive loss	279	108	188	306
Less: common stock in treasury, at cost	(418)us-gaap_TreasuryStockValue	(401)us-gaap_TreasuryStockValue
Total CSC stockholders’ equity	3,912us-gaap_StockholdersEquity	3,134us-gaap_StockholdersEquity
Noncontrolling interest in subsidiaries	32us-gaap_MinorityInterest	26us-gaap_MinorityInterest
Total Equity	3,944	3,160	2,834	3,662
Total Liabilities and Equity	11,389	11,251
Miscellaneous errors [Member]
Accounting Changes and Error Corrections [Abstract]
Net income (loss)			(324)
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cash and cash equivalents			1,093	1,837
Restatement Adjustment [Member]
Intangible and other assets:
Outsourcing contract costs, net			0	(1)	(12)	(3)
Fixed assets			0	(31)	(38)	(25)
Total Assets			0	(83)	(134)	(65)
Accounts payable			0	1	13	11
Accrued payroll and related costs			0	(2)	(1)	(2)
Accrued expenses and other current liabilities			0	(15)	5	3
Deferred revenue and advance contract payments			0	(2)	2	(2)
Other long-term liabilities			0	0	(7)	(8)
Restatement Adjustment [Member] \| Miscellaneous errors [Member]
Accounting Changes and Error Corrections [Abstract]
Net income (loss)			3,901
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cash and cash equivalents			0	0
Scenario, Previously Reported [Member] \| Miscellaneous errors [Member]
Accounting Changes and Error Corrections [Abstract]
Net income (loss)	690	979	(4,225)
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cash and cash equivalents	2,443	2,054	1,093	1,837
Receivables, net	2,759	3,199
Prepaid expenses and other current assets	426	420
Total current assets	5,628	5,673
Intangible and other assets:
Software, net	650	611
Outsourcing contract costs, net	427	505
Goodwill, net	1,667	1,516
Other assets	986	762
Total intangible and other assets	3,730	3,394
Fixed assets	2,031	2,184
Total Assets	11,389	11,251
Short-term debt and current maturities of long-term debt	681	234
Accounts payable	394	373
Accrued payroll and related costs	592	653
Accrued expenses and other current liabilities	1,094	1,425
Deferred revenue and advance contract payments	624	630
Income taxes payable and deferred income taxes	77	34
Total current liabilities	3,462	3,349
Long-term debt, net of current maturities	2,207	2,498
Income tax liabilities and deferred income taxes	557	501
Other long-term liabilities	1,219	1,743
Preferred stock par value $1 per share	0	0
Common stock, par value $1 per share	155	159
Additional paid-in capital	2,304	2,167
Earnings retained for use in business	2,770	2,564
Accumulated other comprehensive loss	(898)	(1,354)
Less: common stock in treasury, at cost	(418)	(401)
Total CSC stockholders’ equity	3,913	3,135
Noncontrolling interest in subsidiaries	31	25
Total Equity	3,944	3,160
Total Liabilities and Equity	11,389	11,251
Pension and Intercompany Accounting Policy Change [Member] \| Restatement Adjustment [Member]
Accounting Changes and Error Corrections [Abstract]
Net income (loss)	278	(200)	(278)
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cash and cash equivalents	0	0	0	0
Receivables, net	0	0
Prepaid expenses and other current assets	0	0
Total current assets	0	0
Intangible and other assets:
Software, net	0	0
Outsourcing contract costs, net	0	0
Goodwill, net	0	0
Other assets	0	0
Total intangible and other assets	0	0
Fixed assets	0	0
Total Assets	0	0
Short-term debt and current maturities of long-term debt	0	0
Accounts payable	0	0
Accrued payroll and related costs	0	0
Accrued expenses and other current liabilities	0	0
Deferred revenue and advance contract payments	0	0
Income taxes payable and deferred income taxes	0	0
Total current liabilities	0	0
Long-term debt, net of current maturities	0	0
Income tax liabilities and deferred income taxes	0	0
Other long-term liabilities	0	0
Preferred stock par value $1 per share	0	0
Common stock, par value $1 per share	0	0
Additional paid-in capital	0	0
Earnings retained for use in business	(1,178)	(1,463)
Accumulated other comprehensive loss	1,177	1,462
Less: common stock in treasury, at cost	0	0
Total CSC stockholders’ equity	(1)	(1)
Noncontrolling interest in subsidiaries	1	1
Total Equity	0	0
Total Liabilities and Equity	$ 0	$ 0