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ACQUISITIONS (Details 2) (USD $) | 12 Months Ended
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Sep. 30, 2012 | Sep. 30, 2011
ACQUISITIONS |  |
Revenue - Actual results | $ 1,174,167,758 | $ 1,041,631,892
Net Income - Actual results | 7,367,562 | 8,064,036
LPS |  |
ACQUISITIONS |  |
Revenue - Supplemental pro forma results | 1,174,200,000 | 1,175,400,000
Net Income - Supplemental pro forma results | $ 7,400,000 | $ 7,900,000

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