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Discontinued Operations - Narrative (Details) - USD ($) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2016 | Sep. 30, 2014 | Jun. 30, 2014 | Mar. 31, 2017 | Mar. 31, 2016 | Mar. 31, 2015
Discontinued Operations Disclosures |  |  |  |  |  |
Pre-tax loss |  |  |  | $ 113,000,000 | $ 0 | $ 6,000,000
Total assets of discontinued operations |  |  |  | 24,000,000 | 635,000,000 |
Total liabilities of discontinued operations |  |  |  | 43,000,000 | $ 660,000,000 |
Brazil Distribution Business |  |  |  |  |  |
Discontinued Operations Disclosures |  |  |  |  |  |
After-tax loss | $ 113,000,000 |  |  |  |  |
Payments for (Proceeds from) Businesses and Interest in Affiliates | $ (100,000,000) |  |  |  |  |
International Technology, Workforce | Cost of Sales |  |  |  |  |  |
Discontinued Operations Disclosures |  |  |  |  |  |
Non-cash pre-tax charge |  |  | $ 34,000,000 |  |  |
Non-cash after-tax charge |  |  | $ 27,000,000 |  |  |
International Technology, Software |  |  |  |  |  |
Discontinued Operations Disclosures |  |  |  |  |  |
After-tax loss |  | $ 6,000,000 |  |  |  |
Pre-tax loss |  | $ 6,000,000 |  |  |  |
Level 3 | Fair Value, Measurements, Nonrecurring | Brazil Distribution Business |  |  |  |  |  |
Discontinued Operations Disclosures |  |  |  |  |  |
Pre tax impairment charges |  |  |  |  |  | 241,000,000
Impairment charges, after tax |  |  |  |  |  | $ 235,000,000
Discontinued Operations, Held-for-sale or Disposed of by Sale |  |  |  |  |  |
Discontinued Operations Disclosures |  |  |  |  |  |
Total assets of discontinued operations |  |  |  | 184,000,000 |  |
Total liabilities of discontinued operations |  |  |  | $ 0 |  |

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