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EQUITY-BASED INCENTIVE AWARDS: (Tables) | 12 Months Ended
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Sep. 30, 2015
EQUITY-BASED INCENTIVE AWARDS |
Schedule of assumptions used in connection with the Black-Scholes option pricing calculation |
|  | Stock Option Pricing Assumptions 2015 |
Risk-free interest rate |  |  | 1.93 | %
Dividend yield |  |  | 0.9 | %
Expected volatility |  |  | 22.70 | %
Expected life in years |  |  | 6 |
Schedule of stock options issued and outstanding by grant year | Stock options issued and outstanding at September 2015 are summarized as follows:
|  |  |  |  |  |  |  |  |  | Exercisable |
|  | Exercise Price |  | Number Outstanding |  | Remaining Weighted-Average Contractual Life |  | Weighted-Average Exercise Price |  | Number Exercisable |  | Weighted-Average Exercise Price |
Fiscal 2010 |  | $51.50 |  |  | 3,500 |  | 4.58 years |  | $ | 51.50 |  |  | 3,500 |  | $ | 51.50 |
Fiscal 2012 |  | $53.80 - $65.97 |  |  | 4,900 |  | 6.09 years |  | $ | 55.15 |  |  | 2,700 |  | $ | 55.04 |
Fiscal 2013 |  | $62.33 |  |  | 6,700 |  | 7.07 years |  | $ | 62.33 |  |  | 2,900 |  | $ | 62.33 |
Fiscal 2015 |  | $81.03 |  |  | 6,000 |  | 9.33 years |  | $ | 81.03 |  |  | — |  |  | — |
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|  |  |  |  | 21,100 |  |  |  | $ | 64.16 |  |  | 9,100 |  | $ | 56.03 |
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Summary of stock options activity |
|  | Number of Shares |  | Weighted Average Exercise Price |
Outstanding at September 2014 |  |  | 41,600 |  | $ | 33.69 |
Granted |  |  | 6,000 |  | $ | 81.03 |
Exercised |  |  | (26,500 | ) | $ | 20.14 |
Forfeited/Expired |  |  | — |  |  | — |
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Outstanding at September 2015 |  |  | 21,100 |  | $ | 64.16 |
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Schedule of nonvested restricted stock units awarded |
|  | Restricted Stock Units(1) |  | Restricted Stock Units(2) |  | Restricted Stock Units(3)
Date of award: |  | October 2012 |  | October 2013 |  | October - December 2014
Original number of awards issued: |  | 15,000 |  | 17,600 |  | 13,000
Service period: |  | 36 months |  | 36 - 60 months |  | 36 months
Estimated fair value of award at grant date: |  | $935,000 |  | $1,486,000 |  | $1,083,000
Awards outstanding at September 2015 |  | 5,000 |  | 11,977 |  | 13,000
Fair value of non-vested awards at September 2015: |  | $400,000 |  | $958,000 |  | $1,040,000
(1) | 10,000 of the restricted stock units were vested as of September 2015. The remaining 5,000 will vest in October 2015.
(2) | 5,623 of the restricted stock units were vested as of September 2015. 9,337 restricted stock units will vest in equal amounts in October 2015, and October 2016. The remaining 2,640 restricted stock units will vest in equal amounts in October 2015, October 2016, October 2017, and October 2018.
(3) | 13,000 restricted stock units will vest in equal amounts in October 2015, October 2016, and October 2017.
Summary of restricted stock unit activity |
|  | Number of Shares |  | Weighted Average Fair Value |
Nonvested restricted stock units at September 2014 |  |  | 32,900 |  | $ | 84.75 |
Granted |  |  | 13,000 |  | $ | 83.30 |
Vested |  |  | (15,923 | ) | $ | 82.93 |
Expired |  |  | — |  |  | — |
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Nonvested restricted stock units at September 2015 |  |  | 29,977 |  | $ | 80.00 |
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