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Stock-Based Compensation Plans (Tables) | 9 Months Ended
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Jun. 30, 2013
Disclosure of Compensation Related Costs, Share-based Payments [Abstract] |
Stock Compensation Expense |
|  | 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 |
Summary of Stock Activity |
|  |  |  |  |  | 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 |

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- Definition Tabular disclosure of the amount of total share-based compensation cost, including the amounts attributable to each share-based compensation plan and any related tax benefits. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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