Condensed Consolidated Statement of Stockholders' Equity (Parenthetical) $ in Millions	3 Months Ended
Jun. 30, 2020 USD ($) $ / shares
Statement of Stockholders' Equity [Abstract]
Cash dividends, per share (in dollars per share) \| $ / shares	$ 0.180
Stock warrants	$ 35
Issuance of common and treasury stock pursuant to Employee stock plans	13
Share-based compensation	$ (2)

Amount of increase to additional paid-in capital (APIC) for recognition of cost for award under share-based payment arrangement.

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Amount of increase in additional paid in capital (APIC) resulting from the issuance of warrants. Includes allocation of proceeds of debt securities issued with detachable stock purchase warrants.

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Aggregate dividends paid during the period for each share of common stock outstanding.

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Aggregate change in value for stock issued during the period as a result of employee stock purchase plan.

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