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Income Taxes - Schedule of Effective Income Tax Rate Reconciliation (Details) - USD ($) $ in Thousands | 12 Months Ended
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Mar. 31, 2021 | Mar. 31, 2020 | Mar. 31, 2019
Income Tax Disclosure [Abstract] |  |  |
Computed expected income taxes | $ 105,318 | $ 71,582 | $ 69,076
State income taxes, net of federal income tax benefit | 16,479 | 11,042 | 9,329
Foreign rate differential | (15,507) | (17,966) | (20,105)
Unrecognized tax benefits | 7,632 | 6,695 | 786
Dividends from previously taxed earnings | (5,313) | (4,584) | (4,257)
Nondeductible executive compensation | 11,070 | 4,162 | 7,742
US tax on foreign earnings | 4,252 | 2,343 | 5,848
Re-measurement of deferred taxes | 0 | 0 | (983)
Tax audit settlements | 1,147 | (3,956) | 0
Employee share based compensation excess tax benefits | (6,846) | (2,477) | (1,445)
Other | 707 | (2,117) | (1,365)
Total | $ 118,939 | $ 64,724 | $ 64,626

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- Definition Amount of difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operation, attributable to expense for award under share-based payment arrangement. Excludes expense determined to be nondeductible upon grant or after for award under share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32687-109319 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 740 -Section 35 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=120384911&loc=d3e23163-113944 + Details
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