|
Goodwill And Other Intangible Assets (Components Of Amortizable Intangible Assets) (Details) (USD $)
In Thousands, unless otherwise specified |
9 Months Ended | |
|---|---|---|
|
Apr. 30, 2012
Y
|
Jul. 31, 2011
|
|
| Finite-Lived Intangible Assets [Line Items] | ||
| Cost | $ 136,626 | $ 138,010 |
| Accumulated Amortization | 19,644 | 12,755 |
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Dealer Networks [Member]
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| Finite-Lived Intangible Assets [Line Items] | ||
| Weighted Average Remaining Life in Years | 11 | |
| Cost | 72,230 | 72,230 |
| Accumulated Amortization | 11,561 | 6,154 |
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Non-Compete Agreements [Member]
|
||
| Finite-Lived Intangible Assets [Line Items] | ||
| Weighted Average Remaining Life in Years | 4 | |
| Cost | 6,321 | 6,851 |
| Accumulated Amortization | 3,465 | 3,300 |
|
Trademarks [Member]
|
||
| Finite-Lived Intangible Assets [Line Items] | ||
| Weighted Average Remaining Life in Years | 23 | |
| Cost | 36,775 | 36,669 |
| Accumulated Amortization | 2,142 | 1,008 |
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Design Technology And Other Intangibles [Member]
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||
| Finite-Lived Intangible Assets [Line Items] | ||
| Weighted Average Remaining Life in Years | 13 | |
| Cost | 21,300 | 22,260 |
| Accumulated Amortization | $ 2,476 | $ 2,293 |