Incentive Compensation Plans (Schedule of Omnibus Incentive Plan Activity) (Details)	12 Months Ended
Mar. 31, 2020 shares
Restricted Stock Units (RSUs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted	4,846,058
Canceled	(377,969)
Outstanding at March 31, 2020	4,468,089
Deferred Stock Units DSU [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted	45,704
Outstanding at March 31, 2020	45,704
Cash Settled Restricted Stock Units CSRSU [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted	597,006
Canceled	(119,445)
Outstanding at March 31, 2020	477,561
Performance Stock Units PSU [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted	1,079,621
Canceled	(113,932)
Outstanding at March 31, 2020	965,689

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No definition available.

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Number of shares under non-option equity instrument agreements that were either cancelled or expired.

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Net number of non-option equity instruments granted to participants.

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Number of equity instruments other than options outstanding, including both vested and non-vested instruments.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(ii)
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