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Share-Based Compensation (Tables) | 12 Months Ended
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Sep. 30, 2011
Share-Based Compensation [Abstract] |
Schedule Of Stock Options Awarded Under The Option Plans |
Information regarding stock options awarded under the option plans is as follows: |  |  |  |  |  |  |
| FY2011 | FY2010 | FY2009
|  |  |  | Estimated |  |  |  | Estimated |  |  |  | Estimated
|  |  |  | Weighted |  |  |  | Weighted |  |  |  | Weighted
| Shares |  |  | Avg. Price | Shares Avg. Price | Shares |  |  | Avg. Price
October 1, | 761,931 |  | $ | 35.15 | 891,826 |  | $ | 33.63 | 1,139,201 |  | $ | 30.40
Granted | — |  |  | — | 2,000 |  | $ | 32.55 | 129,300 |  | $ | 37.42
Exercised | (104,912 | ) | $ | 13.18 | (73,765 | ) | $ | 12.03 | (336,876 | ) | $ | 22.85
Cancelled | (221,965 | ) | $ | 44.67 | (58,130 | ) | $ | 41.17 | (39,799 | ) | $ | 45.03
September 30, | 435,054 |  | $ | 35.58 | 761,931 |  | $ | 35.15 | 891,826 |  | $ | 33.63
At September 30, |  |  |  |  |  |  |  |  |  |  |  |
Reserved for future grant | 1,115,776 |  |  |  | 949,062 |  |  |  | 935,345 |  |  |
Exercisable | 397,073 |  | $ | 35.42 | 677,538 |  | $ | 34.88 | 683,192 |  | $ | 31.61
Schedule Of Information Regarding Stock Options Outstanding |
|  | Options Outstanding |  |
|  |  | Weighted- |  |  |
|  |  | Average | Weighted
|  | Number | Remaining |  |  | Average
| Range of | Outstanding at | Contractual |  |  | Exercise
| Exercise Prices | Sept. 30, 2011 | Life |  |  | Price
$ | 12.64- $27.44 | 108,372 | 0.88 years |  | $ | 14.86
$ | 32.55- $37.98 | 126,950 | 1.92 years |  | $ | 37.25
$ | 44.30- $45.81 | 199,732 | 0.02 years |  | $ | 45.77
|  | 435,054 | 0.79 years |  | $ | 35.58
|  | Exercisable Options Outstanding
|  |  |  | Weighted
|  | Number |  | Average
| Range of | Exercisable at |  | Exercise
| Exercise Prices | Sept. 30, 2011 |  | Price
$ | 12.64- $27.44 | 108,105 | $ | 14.83
$ | 32.55 - $37.98 | 89,236 | $ | 37.20
$ | 44.30 - $45.81 | 199,732 | $ | 45.77
|  | 397,073 | $ | 35.42
Schedule Of Outstanding Restricted Share Awards |
|  |  |  | Weighted
| Shares Avg. Price
Nonvested at October 1, 2010 | 304,176 |  | $ | 38.95
Granted | 248,262 |  | $ | 29.40
Vested | (51,530 | ) | $ | 45.66
Cancelled | (14,000 | ) | $ | 37.65
Nonvested at September 30, 2011 | 486,908 |  | $ | 33.41

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- Definition Tabular disclosure of the changes in outstanding nonvested shares. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Topic 718 -SubTopic 10 -Publisher FASB -Number -Article -Subparagraph (c)(2) -Name Accounting Standards Codification -Paragraph 2 -Section 50 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of option exercise prices, by grouped ranges, including the upper and lower limits of the price range, the number of shares under option, weighted average exercise price and remaining contractual option terms. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph 64 -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. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph f -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. Reference 3: 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 + 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 -Topic 718 -SubTopic 10 -Publisher FASB -Number -Article -Subparagraph (c)(1) -Name Accounting Standards Codification -Paragraph 2 -Section 50 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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