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Stock Compensation Plans | 6 Months Ended
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Mar. 31, 2018
Share-based Compensation [Abstract] |
Stock Compensation Plans | STOCK COMPENSATION PLANS Under the Company’s 2003 Stock Option Plan, the Company was able to grant options for up to 300,000 shares of common stock to employees, officers, directors and directors emeriti. Under the Company's 2014 Equity Incentive Plan, the Company is able to grant options and awards of restricted stock (with or without performance measures) for up to 352,366 shares of common stock to employees, officers, directors and directors emeriti. Shares issued may be purchased in the open market or may be issued from authorized and unissued shares. The exercise price of each option equals the fair market value of the Company’s common stock on the date of grant. Generally, options and restricted stock vest in 20% annual installments on each of the five anniversaries from the date of the grant, and options generally have a maximum contractual term of 10 years from the date of grant. At March 31, 2018, there were 116,866 shares of common stock available which may be awarded as options or restricted stock pursuant to future grant under the 2014 Equity Incentive Plan. At both March 31, 2018 and 2017, there were no unvested restricted stock awards. There were no restricted stock grants awarded during the six months ended March 31, 2018 and 2017. Stock option activity for the six months ended March 31, 2018 and 2017 is summarized as follows:
| Six Months Ended March 31, 2018 |  | Six Months Ended March 31, 2017
| Number of Shares |  |  | Weighted Average Exercise Price |  |  | Number of Shares |  |  | Weighted Average Exercise Price |
Options outstanding, beginning of period | 380,120 |  |  | $ | 13.23 |  |  | 373,130 |  |  | $ | 9.82 |
Exercised | (29,150 | ) |  | 8.05 |  |  | (30,710 | ) |  | 6.30 |
Forfeited | (4,650 | ) |  | 11.64 |  |  | (4,200 | ) |  | 4.60 |
Options outstanding, end of period | 346,320 |  |  | $ | 13.69 |  |  | 338,220 |  |  | $ | 10.21 |
The aggregate intrinsic value of options exercised during the six months ended March 31, 2018 and 2017 was $613,000 and $413,000, respectively. At March 31, 2018, there were 198,050 unvested options with an aggregate grant date fair value of $484,000, all of which the Company assumes will vest. The aggregate intrinsic value of unvested options at March 31, 2018 was $2.62 million. There were 29,500 options with an aggregate grant date fair value of $75,000 that vested during the six months ended March 31, 2018. At March 31, 2017, there were 216,750 unvested options with an aggregate grant date fair value of $424,000. There were 33,700 options with an aggregate grant date fair value of $82,000 that vested during the six months ended March 31, 2017.
Additional information regarding options outstanding at March 31, 2018 is as follows:
|  | Options Outstanding |  | Options Exercisable
Range of Exercise Prices ($) |  | Number |  |  | Weighted Average Exercise Price |  |  | Weighted Average Remaining Contractual Life (Years) |  | Number |  |  | Weighted Average Exercise Price |  |  | Weighted Average Remaining Contractual Life (Years)
$ 4.01 - 4.55 |  | 6,000 |  |  | $ | 4.28 |  |  | 2.6 |  | 6,000 |  |  | $ | 4.28 |  |  | 2.6
5.86 - 6.00 |  | 30,900 |  |  | 5.95 |  |  | 4.6 |  | 30,900 |  |  | 5.95 |  |  | 4.6
9.00 |  | 73,900 |  |  | 9.00 |  |  | 5.6 |  | 55,700 |  |  | 9.00 |  |  | 5.6
10.26 - 10.71 |  | 124,920 |  |  | 10.58 |  |  | 7.0 |  | 46,670 |  |  | 10.54 |  |  | 6.9
15.67 |  | 52,600 |  |  | 15.67 |  |  | 8.5 |  | 9,000 |  |  | 15.67 |  |  | 8.5
29.69 |  | 58,000 |  |  | 29.69 |  |  | 9.5 |  | — |  |  | N/A |  |  | N/A
|  | 346,320 |  |  | $ | 13.69 |  |  | 7.1 |  | 148,270 |  |  | $ | 9.06 |  |  | 5.8
The aggregate intrinsic value of options outstanding at March 31, 2018 and 2017 was $5.79 million and $4.12 million, respectively. As of March 31, 2018, unrecognized compensation cost related to non-vested stock options was $404,000, which is expected to be recognized over a weighted average life of 2.16 years.

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- Definition The entire disclosure for compensation-related costs for equity-based compensation, which may include disclosure of policies, compensation plan details, allocation of equity compensation, incentive distributions, equity-based arrangements to obtain goods and services, deferred compensation arrangements, employee stock ownership plan details and employee stock purchase plan details. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -URI http://asc.fasb.org/topic&trid=2228938 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 50 -URI http://asc.fasb.org/subtopic&trid=2208855 + Details
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