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Share-based Payments (Tables) | 6 Months Ended
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Sep. 30, 2021
Share-based Payments [Abstract] |
Stock Option Transactions | The following is a summary of stock option transactions:
|  | Number of Shares |  |  | Weighted Average Exercise Price |
Outstanding at March 31, 2021 |  |  | 1,744,885 |  |  | $ | 17.51 |
Granted |  |  | - |  |  | $ | - |
Exercised |  |  | (29,130 | ) |  | $ | 16.01 |
Forfeited |  |  | (2,592 | ) |  | $ | 19.46 |
Outstanding at September 30, 2021 |  |  | 1,713,163 |  |  | $ | 17.53 |
Restricted Stock Units Activity | The following is a summary of non-vested RSUs:
|  | Number of Shares |  |  | Weighted Average Grant Date Fair Value |
Outstanding at March 31, 2021 |  |  | 354,484 |  |  | $ | 17.22 |
Granted |  |  | 218,928 |  |  | $ | 22.27 |
Vested |  |  | (184,434 | ) |  | $ | 17.84 |
Forfeited |  |  | (1,442 | ) |  | $ | 19.57 |
Outstanding at September 30, 2021 |  |  | 387,536 |  |  | $ | 19.76 |
Monte Carlo Valuation Model Assumptions Used In Determining The Fair Value Of The TSR Awards | The following table summarizes the assumptions used in determining the fair value of the TSR awards:
|  | Six Months Ended September 30, |
|  | 2021 |
Risk free interest rate |  |  | 0.47 | %
Expected life in years |  |  | 3 |
Expected volatility of MPA common stock |  |  | 53.70 | %
Expected average volatility of peer companies |  |  | 59.30 | %
Average correlation coefficient of peer companies |  |  | 26.70 | %
Expected dividend yield |  |  | - |
Grant date fair value |  | $ | 26.89 |
Perfomance Stock Units Activity | The following is a summary of non-vested PSUs:
|  | Number of Shares |  |  | Weighted Average Grant Date Fair Value |
Outstanding at March 31, 2021 |  |  | - |  |  | $ | - |
Granted |  |  | 84,593 |  |  | $ | 23.19 |
Vested |  |  | - |  |  | $ | - |
Forfeited |  |  | - |  |  | $ | - |
Outstanding at September 30, 2021 |  |  | 84,593 |  |  | $ | 23.19 |

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- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of equity instruments other than options , including, but not limited to: (a) expected term of instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + References No definition available. + Details
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- Definition Tabular disclosure of the changes in outstanding nonvested performance-based units. + 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)(2) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the changes in outstanding nonvested restricted stock units. + 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)(2) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + 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 (d) -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 (e) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 Reference 3: 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) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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