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Share-based Payments (Tables) | 9 Months Ended
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Dec. 31, 2018
Share-based Payments [Abstract] |
Black-Scholes Option Pricing Model Assumptions used to Derive Weighted Average Fair Value of Stock Options Granted | The following assumptions were used to derive the weighted average fair value of the stock options granted:
|  | Nine Months Ended December 31, |
|  | 2018 |  |  | 2017 |
Weighted average risk free interest rate |  |  | 2.83 | % |  |  | 1.91 | %
Weighted average expected holding period (years) |  |  | 5.94 |  |  |  | 5.82 |
Weighted average expected volatility |  |  | 43.91 | % |  |  | 47.31 | %
Weighted average expected dividend yield |  |  | - |  |  |  | - |
Weighted average fair value of options granted |  | $ | 8.75 |  |  | $ | 12.66 |
Stock Option Transactions | The following is a summary of stock option transactions:
|  | Number of Shares |  |  | Weighted Average Exercise Price |
Outstanding at March 31, 2018 |  |  | 1,143,298 |  |  | $ | 16.97 |
Granted |  |  | 256,236 |  |  | $ | 19.12 |
Exercised |  |  | (39,032 | ) |  | $ | 6.24 |
Forfeited |  |  | (16,666 | ) |  | $ | 24.82 |
Outstanding at December 31, 2018 |  |  | 1,343,836 |  |  | $ | 17.59 |
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, 2018 |  |  | 133,828 |  |  | $ | 28.37 |
Granted |  |  | 104,725 |  |  | $ | 19.81 |
Vested |  |  | (58,742 | ) |  | $ | 28.90 |
Forfeited |  |  | (4,167 | ) |  | $ | 24.36 |
Outstanding at December 31, 2018 |  |  | 175,644 |  |  | $ | 23.18 |

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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=109197908&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=109197908&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=109197908&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=109197908&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar 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 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 (f)(2) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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