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Summary of Significant Accounting Policies (Tables) | 12 Months Ended
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Mar. 31, 2016
Summary of Significant Accounting Policies [Abstract] |
Reconciliation of basic and diluted net (loss) income per share | The following presents a reconciliation of basic and diluted net income per share.
|  | Years Ended March 31, |
|  | 2016 |  |  | 2015 |  |  | 2014 |
Income from continuing operations |  | $ | 10,563,000 |  |  | $ | 11,453,000 |  |  | $ | 6,482,000 |
Income from discontinued operations |  |  | - |  |  |  | - |  |  |  | 100,877,000 |
Net income |  | $ | 10,563,000 |  |  | $ | 11,453,000 |  |  | $ | 107,359,000 |
Basic shares |  |  | 18,233,163 |  |  |  | 16,734,539 |  |  |  | 14,633,946 |
Effect of dilutive stock options and warrants |  |  | 832,930 |  |  |  | 871,401 |  |  |  | 683,985 |
Diluted shares |  |  | 19,066,093 |  |  |  | 17,605,940 |  |  |  | 15,317,931 |
Net income per share: |  |  |  |  |  |  |  |  |  |  |  |
Basic net income per share from continuing operations |  | $ | 0.58 |  |  | $ | 0.68 |  |  | $ | 0.45 |
Basic net income per share from discontinued operations |  |  | - |  |  |  | - |  |  |  | 6.89 |
Basic net income per share |  | $ | 0.58 |  |  | $ | 0.68 |  |  | $ | 7.34 |
Diluted net income per share from continuing operations |  | $ | 0.55 |  |  | $ | 0.65 |  |  | $ | 0.42 |
Diluted net income per share from discontinued operations |  |  | - |  |  |  | - |  |  |  | 6.59 |
Diluted net income per share |  | $ | 0.55 |  |  | $ | 0.65 |  |  | $ | 7.01 |
Black-Scholes option pricing model assumptions used to derive weighted average fair value of stock options granted | The following summarizes the Black-Scholes option pricing model assumptions used to derive the weighted average fair value of the stock options granted during the periods noted.
|  | Years Ended March 31, |
|  | 2016 |  |  | 2015 |  |  | 2014 |
Weighted average risk free interest rate |  |  | 1.73 | % |  |  | 1.75 | % |  |  | 1.88 | %
Weighted average expected holding period (years) |  |  | 5.76 |  |  |  | 5.01 |  |  |  | 5.89 |
Weighted average expected volatility |  |  | 46.84 | % |  |  | 46.02 | % |  |  | 48.15 | %
Weighted average expected dividend yield |  |  | - |  |  |  | - |  |  |  | - |
Weighted average fair value of options granted |  | $ | 14.14 |  |  | $ | 9.65 |  |  | $ | 5.16 |

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + 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://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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