FAIR VALUE MEASUREMENTS (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended	6 Months Ended															3 Months Ended	6 Months Ended
	Mar. 31, 2014	Mar. 31, 2014	Mar. 31, 2013	Mar. 31, 2014 10-Year Treasury Yield Curve Rate [Member]	Mar. 31, 2014 10-Year Credit Default Swap Rate [Member]	Mar. 31, 2014 1-Year Credit Default Swap Rate [Member]	Mar. 31, 2014 1-Year Treasury Yield Curve Rate [Member]	Mar. 31, 2014 2-Year Treasury Yield Curve Rate [Member]	Mar. 31, 2014 2-Year Credit Default Swap Rate [Member]	Mar. 31, 2014 Minimum [Member]	Mar. 31, 2014 Maximum [Member]	Mar. 31, 2014 Low [Member]	Mar. 31, 2014 Medium [Member]	Mar. 31, 2014 High - Lower Range [Member]	Mar. 31, 2014 High - Upper Range [Member]	Mar. 31, 2014 Average	Mar. 31, 2014 Acquisition Contingent Consideration Payable [Member]	Mar. 31, 2014 Acquisition Contingent Consideration Payable [Member]	Mar. 31, 2014 Other Current Liabilities [Member]	Sep. 30, 2013 Other Current Liabilities [Member]	Mar. 31, 2014 Other Noncurrent Liabilities [Member]	Sep. 30, 2013 Other Noncurrent Liabilities [Member]
Internal Earnings Projection Probability										10.00%	60.00%
Fair Value Inputs, Discount Rate	18.00%
Business Combination, Contingent Consideration, Liability (in Dollars)																			$ 53.0	$ 57.6		$ 48.8
Earn out payment	60.0	60.0	45.0
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability (in Dollars)		$ 6.6	$ 16.2														$ 2.1	$ 6.6
Fair Value Inputs, Entity Credit Risk												7.50%	8.00%	9.50%	11.25%
Jackpot Liabilities Expected Payment Term										1 year	25 years					10 years
Fair Value Assumptions, Risk Free Interest Rate (in hundredths)				2.72%	2.00%	0.22%	0.11%	0.45%	0.38%