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Stock-Based Compensation Plans | 9 Months Ended
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Jun. 30, 2013
Disclosure of Compensation Related Costs, Share-based Payments [Abstract] |
Stock-Based Compensation Plans | (7) Stock-Based Compensation Plans. As more fully described in Note 7 to the Company’s notes to the consolidated financial statements in the Company’s Annual Report on Form 10-K for the year ended September 30, 2012, the Company’s stock-based compensation plan permits the grant of stock options, stock appreciation rights, restricted stock awards, restricted stock units, and stock awards. The number of common shares available for future issuance was 537,880 at June 30, 2013. The Company recorded the following stock compensation expense in its consolidated statements of income (in thousands):
|  | Three Months ended |  | Nine Months ended
|  | June 30, |  | June 30,
|  | 2013 |  | 2012 |  | 2013 |  | 2012
Stock option grants |  | $ | 86 |  |  |  | 86 |  |  |  | 305 |  |  |  | 313 |
Annual director stock award |  |  | — |  |  |  | — |  |  |  | 507 |  |  |  | 320 |
|  | $ | 86 |  |  |  | 86 |  |  |  | 812 |  |  |  | 633 |
A summary of changes in outstanding options is presented below (in thousands, except share and per share amounts):
|  |  |  |  |  | Weighted |  |  |  | Weighted |  |  |  | Weighted |
|  | Number |  |  |  | Average |  |  |  | Average |  |  |  | Average |
|  | of |  |  |  | Exercise |  |  |  | Remaining |  |  |  | Grant Date |
Options |  | Shares |  |  |  | Price |  |  |  | Term (yrs) |  |  |  | Fair Value |
Outstanding at |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
October 1, 2012 |  | 481,210 |  |  | $ | 17.52 |  |  |  | 3.8 |  |  | $ | 3,782 |
Granted |  | 46,180 |  |  | $ | 26.20 |  |  |  |  |  |  | $ | 489 |
Exercised |  | 100,800 |  |  | $ | 10.61 |  |  |  |  |  |  | $ | 542 |
Outstanding at |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
June 30, 2013 |  | 426,590 |  |  | $ | 20.10 |  |  |  | 4.3 |  |  | $ | 3,729 |
Exercisable at |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
June 30, 2013 |  | 338,078 |  |  | $ | 18.63 |  |  |  | 3.3 |  |  | $ | 2,769 |
Vested during |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
nine months ended |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
June 30, 2013 |  | 28,112 |  |  |  |  |  |  |  |  |  |  | $ | 275 |
The aggregate intrinsic value of exercisable in-the-money options was $3,897,000 and the aggregate intrinsic value of all outstanding in-the-money options was $4,300,000 based on the market closing price of $30.04 on June 28, 2013 less exercise prices. Gains of $1,577,000 were realized by option holders during the nine months ended June 30, 2013. The realized tax benefit from options exercised for the nine months ended June 30, 2013 was $610,000. Total compensation cost of options granted but not yet vested as of June 30, 2013 was $781,000, which is expected to be recognized over a weighted-average period of 3.4 years.

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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://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph 64, 65, A240 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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