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Acquisitions (Narrative) (Details) (CLC [Member], USD $) | 12 Months Ended |
--- | --- | ---
Aug. 31, 2013 | Aug. 16, 2013
Business Acquisition [Line Items] |  |
Percentage of shares acquired |  | 100.00%
Total consideration paid |  | $ 29,000,000
Finite-lived intangible assets acquired | 7,200,000 |
Weighted average useful life in years | 8 years |
Tradenames [Member] |  |
Business Acquisition [Line Items] |  |
Indefinite-lived intangible assets acquired | $ 6,500,000 |

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