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Stockholders’ Equity and Stock Compensation (Summary of Performance Stock Options) (Details) - Performance-Based Stock Options [Member] | 6 Months Ended
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Sep. 30, 2021 $ / shares shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Options Outstanding | 48,417
Options, Granted | 0
Options, Exercised | (6,635)
Options Outstanding | 41,782
Weighted Average Exercise Price, Options outstanding | $ / shares | $ 46.85
Weighted Average Exercise Price, Exercised | $ / shares | (46.85)
Weighted Average Exercise Price, Options outstanding | $ / shares | $ 46.85

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- Definition Gross number of share options (or share units) granted during the period. + References No definition available. + Details
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- Definition Number of options outstanding, including both vested and non-vested options. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 Reference 2: 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)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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