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EARNINGS PER SHARE (EPS) (Details) - Summary of Reconciliation of Share Amounts Used in Earnings Per Share
In Thousands, unless otherwise specified |
3 Months Ended | 6 Months Ended | ||
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Mar. 31, 2015
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Mar. 31, 2014
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Mar. 31, 2015
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Mar. 31, 2014
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| Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] | ||||
| Weighted average shares outstanding - basic | 45,349 | 48,990 | 45,829 | 50,872 |
| Incremental shares from stock based compensation | 1,874 | 0 | 1,853 | 0 |
| Convertible debt due 2017 | 446 | 0 | 0 | 0 |
| Weighted average shares outstanding - diluted | 47,669 | 48,990 | 47,682 | 50,872 |
| Options [Member] | ||||
| Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] | ||||
| Anti-dilutive restricted stock excluded from diluted EPS computation | 567 | 644 | 580 | 644 |