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Stock-Based Compensation (Tables) | 3 Months Ended
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Mar. 31, 2019
Share-based Compensation [Abstract] |
Activity in Stock Award Plans | The activity in the Director Plan is displayed in the following table:
Authorized Shares Available for Future Award Grants | Three Months Ended March 31, 2019 |  | From Inception to March 31, 2019
Beginning balance | 49,163 |  |  | 300,000 |
Number of awards granted | — |  |  | (274,840 | )
Number of awards forfeited or expired | — |  |  | 24,003 |
Ending balance | 49,163 |  |  | 49,163 |
Number of option awards exercised | 1,131 |  |  | 119,092 |
Number of restricted stock awards vested | — |  |  | 71,541 |
The activity in the Stock Plan is displayed in the following table:
Authorized Shares Available for Future Award Grants | Three Months Ended March 31, 2019 |  | From Inception to March 31, 2019
Beginning balance | 890,857 |  |  | 1,900,000 |
Additional shares authorized | — |  |  | 1,500,000 |
Number of awards granted | (116,833 | ) |  | (3,139,900 | )
Number of awards forfeited or expired | 26,145 |  |  | 540,069 |
Ending balance | 800,169 |  |  | 800,169 |
Number of option awards exercised | 27,815 |  |  | 1,352,429 |
Number of unrestricted stock awards granted | — |  |  | 9,370 |
Number of restricted stock awards vested | 41,468 |  |  | 99,661 |
Remaining Stock-Based Compensation Expense | We expect this compensation to be recognized over the remainder of 2019 and subsequent years according to the table below, except with respect to awards that are accelerated by the Board of Directors, in which case we will recognize any remaining compensation expense in the period in which the awards are accelerated.
2019 |  | $ | 3,577 |
2020 |  | 3,388 |
2021 |  | 1,674 |
2022 |  | 179 |
2023 |  | — |
Total |  | $ | 8,818 |

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- Definition Tabular disclosure of components of a stock option or other award plan under which equity-based compensation is awarded to employees, typically comprised of the amount of unearned compensation (deferred compensation cost), compensation expense, and changes in the quantity and fair value of the shares (or other type of equity) granted, exercised, forfeited, and issued and outstanding pertaining to that plan. Disclosure may also include nature and general terms of such arrangements that existed during the period and potential effects of those arrangements on shareholders, effect of compensation cost arising from equity-based payment arrangements on the income statement, method of estimating the fair value of the goods or services received, or the fair value of the equity instruments granted, during the period, cash flow effects resulting from equity-based payment arrangements and, for registrants that accelerate vesting of out of the money share options, reasons for the decision to accelerate. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5047-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the total compensation cost related to nonvested awards not yet recognized and the weighted-average period over which it is expected to be recognized. + 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 (i) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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