Goodwill and Other Intangible Assets (Details 3) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Classification of amortization recognized as expense
Amortization expense	$ 1,598	$ 1,162	$ 3,643	$ 3,086
Operations expense	64	49	131	103
Interest expense	820	569	2,344	1,164
Total expense from the amortization of definite-lived intangible assets	$ 2,482	$ 1,780	$ 6,118	$ 4,353