Fair Value Measurements (Schedule Of Non-Recurring Losses Recognized Using Fair Value Measurements And The Carrying Value Of Any Assets And Liabilities Measured Using Fair Value Estimates) (Details) - USD ($) $ in Thousands	Sep. 30, 2016	Sep. 30, 2015
Assets
Assets, carrying value	$ 27,449	$ 31,275
Assets, non-recurring losses (gains)	0	0
Vacant Owned Facilities
Assets
Assets, carrying value	2,506	2,548
Assets, non-recurring losses (gains)	0	0
Net Assets Of Acquired Businesses
Assets
Assets, carrying value	24,943	28,727
Assets, non-recurring losses (gains)	$ 0	$ 0