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EQUITY-BASED INCENTIVE AWARDS: (Tables) | 12 Months Ended
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Sep. 30, 2014
EQUITY-BASED INCENTIVE AWARDS: |
Schedule of assumptions used in connection with the Black-Scholes option pricing calculation |
|  | Stock Option Pricing Assumptions |
|  | 2013 |
Risk-free interest rate |  |  | 1.46 | %
Dividend yield |  |  | 1.10 | %
Expected volatility |  |  | 25.00 | %
Expected life in years |  |  | 6 |
Schedule of stock options issued and outstanding by grant year |
|  |  |  |  |  |  |  |  |  | Exercisable |
|  | Exercise Price |  | Number Outstanding |  | Remaining Weighted-Average Contractual Life |  | Weighted-Average Exercise Price |  | Number Exercisable |  | Weighted-Average Exercise Price |
Fiscal 2007 |  | $18.00 |  |  | 25,000 |  | 2.20 years |  | $ | 18.00 |  |  | 25,000 |  | $ | 18.00 |
Fiscal 2010 |  | $51.50 |  |  | 4,000 |  | 5.58 years |  | $ | 51.50 |  |  | 3,000 |  | $ | 51.50 |
Fiscal 2012 |  | $53.80 - $65.97 |  |  | 5,400 |  | 7.09 years |  | $ | 54.93 |  |  | 1,800 |  | $ | 55.15 |
Fiscal 2013 |  | $62.33 |  |  | 7,200 |  | 8.07 years |  | $ | 62.33 |  |  | 1,400 |  | $ | 62.33 |
|  |  |  |  | 41,600 |  |  |  | $ | 33.69 |  |  | 31,200 |  | $ | 25.35 |
Summary of stock options activity |
|  | Number of Shares |  | Weighted Average Exercise Price |
Outstanding at September 2013 |  |  | 45,000 |  | $ | 35.28 |
Granted |  |  | — |  |  | — |
Exercised |  |  | (2,600 | ) |  | 53.87 |
Forfeited/Expired |  |  | (800 | ) |  | 57.78 |
Outstanding at September 2014 |  |  | 41,600 |  | $ | 33.69 |
Schedule of nonvested restricted stock units awarded |
|  | Restricted Stock Units(1) |  | Restricted Stock Units(2) |  | Restricted Stock Units(3)
Date of award: |  | October 26, 2011 |  | October 23, 2012 |  | October 22, 2013
Original number of awards issued: |  | 15,900 |  | 15,000 |  | 17,600
Service period: |  | 36 months |  | 36 months |  | 36 - 60 months
Estimated fair value of award at grant date: |  | $855,000 |  | $935,000 |  | $1,486,000
Awards outstanding at September 2014 |  | 5,300 |  | 10,000 |  | 17,600
Fair value of non-vested awards at September 2014: |  | $449,000 |  | $848,000 |  | $1,492,000
(1) | 10,600 of the restricted stock units were vested as of September 2014. The remaining 5,300 restricted stock units will vest on October 25, 2014.
(2) | 5,000 of the restricted stock units were vested as of September 2014. The remaining 10,000 will vest in equal amounts on October 23, 2014, and October 23, 2015
(3) | 14,000 restricted stock units will vest in equal amounts on October 22, 2014, October 22, 2015, and October 22, 2016. The remaining 3,600 restricted stock units will vest in equal amounts on October 22, 2014, October 22, 2015, October 22, 2016, October 22, 2017, and October 22, 2018.
Summary of restricted stock unit activity |
|  | Number of Shares |  | Weighted Average Fair Value |
Nonvested restricted stock units at September 2013 |  |  | 29,600 |  | $ | 81.89 |
Granted |  |  | 17,900 |  | $ | 83.03 |
Vested |  |  | (14,300 | ) | $ | 80.67 |
Expired |  |  | (300 | ) | $ | 81.75 |
Nonvested restricted stock units at September 2014 |  |  | 32,900 |  | $ | 84.75 |

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