Slicers (applies to each fact value in each table cell)

Reporting Entity [Axis]

0000356028 (http://www.sec.gov/CIK)

Income Tax Disclosure [Abstract]	Period [Axis]
	2015-04-01 - 2016-03-31
Income Tax Disclosure [Abstract]
Income from continuing operations before income taxes attributable to domestic and foreign operations	The amounts of income from continuing operations before income taxes attributable to domestic and foreign operations were as follows:   Year Ended March 31, (in millions) 2016   2015   2014 Domestic $ 729   $ 737   $ 683 Foreign 355   378   333 Income from continuing operations before income taxes $ 1,084   $ 1,115   $ 1,016
Income tax expense (benefit) from continuing operations	Income tax expense (benefit) from continuing operations consisted of the following:   Year Ended March 31, (in millions) 2016   2015   2014 Current:           Federal $ 285   $ 284   $ 184 State 50   37   33 Foreign 95   56   (19 ) Total current $ 430   $ 377   $ 198 Deferred:           Federal $ (86 )   $ (74 )   $ (82 ) State (20 )   (12 )   (12 ) Foreign (9 )   14   25 Total deferred $ (115 )   $ (72 )   $ (69 ) Total:           Federal $ 199   $ 210   $ 102 State 30   25   21 Foreign 86   70   6 Total income tax expense from continuing operations $ 315   $ 305   $ 129
Schedule of effective income tax rate reconciliation	The income tax expense from continuing operations was reconciled to the tax expense computed at the U.S. federal statutory tax rate as follows:   Year Ended March 31, (in millions) 2016   2015   2014 Tax expense at U.S. federal statutory tax rate $ 379   $ 390   $ 356 Effect of international operations (77 )   (91 )   (147 ) U.S. federal and state tax contingencies 8   1   (123 ) Domestic manufacturing deduction (27 )   (23 )   (24 ) State taxes, net of U.S. federal tax benefit 16   15   19 Valuation allowance 3   8   23 Other, net 13   5   25 Income tax expense from continuing operations $ 315   $ 305   $ 129
Schedule of deferred tax assets and liabilities	The tax effects of the temporary differences from continuing operations were as follows:   At March 31, (in millions) 2016   2015 Deferred tax assets:       Modified accrual basis accounting for revenue $ 391   $ 349 Share-based compensation 36   31 Accrued expenses 42   36 Net operating losses 135   96 Intangible assets amortizable for tax purposes 2   3 Deductible state tax and interest benefits 17   20 Other 73   69 Total deferred tax assets $ 696   $ 604 Valuation allowances (96 )   (85 ) Total deferred tax assets, net of valuation allowance $ 600   $ 519 Deferred tax liabilities:       Purchased software $ 100   $ 48 Depreciation 4   3 Other intangible assets 39   17 Internally developed software 53   93 Total deferred tax liabilities $ 196   $ 161 Net deferred tax asset $ 404   $ 358
Roll-forward of uncertain tax positions	A roll-forward of the Company’s uncertain tax positions for all U.S. federal, state and foreign tax jurisdictions was as follows:   At March 31, (in millions) 2016   2015 Balance at beginning of year $ 134   $ 170 Additions for tax positions related to the current year 22   16 Additions for tax positions from prior years 20   23 Reductions for tax positions from prior years (14 )   (43 ) Settlement payments (16 )   (5 ) Statute of limitations expiration (5 )   (13 ) Translation and other 2   (14 ) Balance at end of year $ 143   $ 134