STOCK-BASED COMPENSATION (Details 2) (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Sep. 30, 2013
Range of Exercise Prices from $12.08 to $21.065
Information about outstanding and exercisable stock options
Exercise price, low end of range (in dollars per share)	$ 12.08
Exercise price, high end of range (in dollars per share)	$ 21.065
Outstanding Stock Options, Options at the end of the period (in shares)	1,254
Outstanding Stock Options, Weighted-Average Remaining Life	2 years 10 months 24 days
Outstanding Stock Options, Weighted-Average Exercise Price (in dollars per share)	$ 17.77
Exercisable Stock Options, Options at the end of the period (in shares)	1,254
Exercisable Stock Options, Weighted-Average Exercise Price (in dollars per share)	$ 17.77
Range of Exercise Prices from $26.895 to $38.015
Information about outstanding and exercisable stock options
Exercise price, low end of range (in dollars per share)	$ 26.895
Exercise price, high end of range (in dollars per share)	$ 38.015
Outstanding Stock Options, Options at the end of the period (in shares)	1,654
Outstanding Stock Options, Weighted-Average Remaining Life	4 years 1 month 6 days
Outstanding Stock Options, Weighted-Average Exercise Price (in dollars per share)	$ 33.04
Exercisable Stock Options, Options at the end of the period (in shares)	1,522
Exercisable Stock Options, Weighted-Average Exercise Price (in dollars per share)	$ 32.62
Range of Exercise Prices from $47.29 to $59.76
Information about outstanding and exercisable stock options
Exercise price, low end of range (in dollars per share)	$ 47.29
Exercise price, high end of range (in dollars per share)	$ 59.76
Outstanding Stock Options, Options at the end of the period (in shares)	1,083
Outstanding Stock Options, Weighted-Average Remaining Life	8 years 4 months 24 days
Outstanding Stock Options, Weighted-Average Exercise Price (in dollars per share)	$ 54.71
Exercisable Stock Options, Options at the end of the period (in shares)	287
Exercisable Stock Options, Weighted-Average Exercise Price (in dollars per share)	$ 53.28
Range of Exercise Prices from $12.08 to $59.76
Information about outstanding and exercisable stock options
Exercise price, low end of range (in dollars per share)	$ 12.08
Exercise price, high end of range (in dollars per share)	$ 59.76
Outstanding Stock Options, Options at the end of the period (in shares)	3,991
Outstanding Stock Options, Weighted-Average Remaining Life	4 years 10 months 24 days
Outstanding Stock Options, Weighted-Average Exercise Price (in dollars per share)	$ 34.12
Exercisable Stock Options, Options at the end of the period (in shares)	3,063
Exercisable Stock Options, Weighted-Average Exercise Price (in dollars per share)	$ 28.48