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Long-Term Debt and Credit Arrangements Long-Term Debt and Credit Arrangements (Details)
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Feb. 28, 2014
USD ($)
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Aug. 31, 2013
USD ($)
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Feb. 28, 2014
2011 Credit Facility Revolver [Member]
USD ($)
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Aug. 31, 2013
2011 Credit Facility Revolver [Member]
USD ($)
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Feb. 28, 2014
2013 Credit Facility Revolver [Member]
USD ($)
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Aug. 31, 2013
2013 Credit Facility Revolver [Member]
USD ($)
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Feb. 28, 2014
2013 Credit Facility Term Loan [Member]
USD ($)
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Aug. 31, 2013
2013 Credit Facility Term Loan [Member]
USD ($)
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Feb. 28, 2014
Outstanding Letters of Credit [Member]
USD ($)
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Aug. 31, 2013
Outstanding Letters of Credit [Member]
USD ($)
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Feb. 28, 2014
Borrowings [Member]
USD ($)
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Aug. 31, 2013
Borrowings [Member]
USD ($)
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Feb. 28, 2014
Euro Notes [Member]
USD ($)
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Feb. 28, 2014
Euro Notes [Member]
Stated Value [Member]
EUR (€)
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Feb. 28, 2014
Euro Notes [Member]
Reported Value Measurement [Member]
USD ($)
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Feb. 28, 2014
Euro Notes [Member]
Reported Value Measurement [Member]
EUR (€)
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Feb. 28, 2014
Existing Capacity [Member]
2013 Credit Facility Term Loan [Member]
USD ($)
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Debt Instrument [Line Items] | |||||||||||||||||
| Domestic short-term lines of credit, Maximum Borrowing Capacity | $ 15,000,000 | $ 0 | |||||||||||||||
| Notes payable and other, due within one year | 7,096,000 | 5,042,000 | |||||||||||||||
| Current portion of long-term debt | 13,476,000 | 3,331,000 | |||||||||||||||
| Credit Lines and Notes, Amount Outstanding less Letters of Credit | 261,900,000 | 156,900,000 | |||||||||||||||
| Foreign Short-term Lines of Credit, Maximum Borrowing Capacity | 61,627,000 | 56,178,000 | |||||||||||||||
| Total Capacity from Credit Lines and Notes | 572,252,000 | 356,178,000 | |||||||||||||||
| Line of Credit Facility, Maximum Borrowing Capacity | 300,000,000 | 300,000,000 | 200,000,000 | 0 | 195,625,000 | ||||||||||||
| Line of Credit Facility, Remaining Borrowing Capacity | 241,117,000 | 149,024,000 | 0 | 0 | |||||||||||||
| Domestic short-term lines of credit, Remaining Borrowing Capacity | 15,000,000 | 0 | |||||||||||||||
| Line of Credit Facility, Additional Borrowing Capacity | 250,000,000 | ||||||||||||||||
| Foreign short-term lines of credit | 53,251,000 | 49,302,000 | |||||||||||||||
| Line of Credit Facility, Amount Outstanding | 1,000,000 | 1,000,000 | 253,500,000 | 150,000,000 | |||||||||||||
| Domestic Uncollateralized Short Term Lines Of Credit, outstanding borrowings | 0 | ||||||||||||||||
| Euro Senior Notes | 50,300,000 | 62,600,000 | 45,300,000 | ||||||||||||||
| Long-term Debt, Percentage Bearing Fixed Interest, Percentage Rate | 4.485% | ||||||||||||||||
| Long-term debt, early termination fees | 11,000,000 | ||||||||||||||||
| Short-term debt | 20,572,000 | 8,373,000 | |||||||||||||||
| Revolving credit loan, LIBOR plus applicable spread | 0 | 150,000,000 | 57,907,000 | 0 | |||||||||||||
| Term loan, due 2018 | 185,625,000 | 0 | |||||||||||||||
| Euro notes, 4.485%, due 2016 | 59,099,000 | 56,626,000 | |||||||||||||||
| Capital leases and other long-term debt | 350,000 | 809,000 | |||||||||||||||
| Long-term debt | 302,981,000 | 207,435,000 | |||||||||||||||
| Total Available Funds from Credit Lines and Notes | 309,368,000 | 198,326,000 | |||||||||||||||
| Line of Credit Facility, Maximum Borrowing Capacity | $ 300,000,000 | $ 300,000,000 | $ 200,000,000 | $ 0 | $ 195,625,000 |