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Earnings Per Share - Additional Information (Details) - $ / shares | Mar. 31, 2021 | Mar. 31, 2020
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Stock Options |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |  |
Stock options, outstanding | 420,000 | 554,500
Weighted average strike price, outstanding | $ 16.16 | $ 14.07
Options exercisable | 330,000 | 451,500
Weighted average strike price, options exercisable | $ 15.06 | $ 12.70
Restricted Stock |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |  |
Restricted stock, outstanding | 207,500 | 225,500

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- Definition Number of equity instruments other than options outstanding, including both vested and non-vested instruments. + 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 -Subparagraph (c)(1)(ii) -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) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan. + 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 -Subparagraph (c)(1)(iii) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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