Fair Value of Financial Instruments (Details 2) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
Non-recurring
Level 3 activity
Impairments resulting from re-measurement of Julian Graves Tradename and certain fixed assets	$ 20,106
Net investment hedges
Level 3 activity
Beginning balance:	(11,126)
Unrealized loss on cross hedging instruments	(13,736)	(11,126)
Ending balance:	$ (24,862)	$ (11,126)
Net investment hedges | Minimum
Fair Value Measurements
Performance risk for derivative contracts as a percentage of unadjusted liabilities	12.40%
Net investment hedges | Maximum
Fair Value Measurements
Performance risk for derivative contracts as a percentage of unadjusted liabilities	15.00%
Net investment hedges | Weighted average
Fair Value Measurements
Performance risk for derivative contracts as a percentage of unadjusted liabilities	13.50%