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SEGMENT INFORMATION, Revenues from External Customers and Long-Lived Assets (Details) (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | 12 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
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Sep. 30, 2013
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Jun. 30, 2013
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Mar. 31, 2013
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Dec. 31, 2012
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Sep. 30, 2012
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Jun. 30, 2012
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Mar. 31, 2012
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Dec. 31, 2011
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Sep. 30, 2013
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Sep. 30, 2012
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Sep. 30, 2011
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| Revenues from External Customers and Long-Lived Assets [Line Items] | |||||||||||
| Sales to external customers | $ 252,706 | $ 250,652 | $ 256,390 | $ 225,609 | $ 230,081 | $ 227,478 | $ 225,545 | $ 217,213 | $ 985,357 | $ 900,317 | $ 898,821 |
| Long-lived assets | 770,384 | 679,245 | 770,384 | 679,245 | 662,332 | ||||||
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United States [Member]
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| Revenues from External Customers and Long-Lived Assets [Line Items] | |||||||||||
| Sales to external customers | 617,371 | 569,435 | 559,362 | ||||||||
| Long-lived assets | 421,697 | 395,565 | 421,697 | 395,565 | 380,059 | ||||||
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Mexico [Member]
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| Revenues from External Customers and Long-Lived Assets [Line Items] | |||||||||||
| Sales to external customers | 0 | 0 | 0 | ||||||||
| Long-lived assets | 3,731 | 4,743 | 3,731 | 4,743 | 5,726 | ||||||
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Canada [Member]
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| Revenues from External Customers and Long-Lived Assets [Line Items] | |||||||||||
| Sales to external customers | 12,014 | 11,967 | 13,086 | ||||||||
| Long-lived assets | 483 | 507 | 483 | 507 | 476 | ||||||
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Europe [Member]
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| Revenues from External Customers and Long-Lived Assets [Line Items] | |||||||||||
| Sales to external customers | 328,266 | 290,283 | 298,773 | ||||||||
| Long-lived assets | 324,731 | 260,809 | 324,731 | 260,809 | 259,860 | ||||||
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Australia [Member]
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| Revenues from External Customers and Long-Lived Assets [Line Items] | |||||||||||
| Sales to external customers | 13,534 | 13,778 | 13,437 | ||||||||
| Long-lived assets | 6,338 | 7,041 | 6,338 | 7,041 | 6,752 | ||||||
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Asia [Member]
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| Revenues from External Customers and Long-Lived Assets [Line Items] | |||||||||||
| Sales to external customers | 14,172 | 14,854 | 14,163 | ||||||||
| Long-lived assets | $ 13,404 | $ 10,580 | $ 13,404 | $ 10,580 | $ 9,459 | ||||||