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, unless otherwise specified	Mar. 31, 2014	Mar. 31, 2013
Assets
Assets, Carrying Value	$ 24,933	$ 5,225
Assets, Non-Recurring Losses	0	0
Vacant Owned Facilities
Assets
Assets, Carrying Value	2,727	5,225
Assets, Non-Recurring Losses	0	0
Net Assets Of Acquired Businesses
Assets
Assets, Carrying Value	22,206	0
Assets, Non-Recurring Losses	$ 0	$ 0