Goodwill And Other Intangible Assets (Other Intangibles) (Details) (USD $)	3 Months Ended									3 Months Ended			12 Months Ended	3 Months Ended	12 Months Ended	3 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Mar. 31, 2014	Jun. 30, 2014 Customer relationships [Member]	Mar. 31, 2014 Customer relationships [Member]	Jun. 30, 2014 Non-competition agreements [Member]	Mar. 31, 2014 Non-competition agreements [Member]	Jun. 30, 2014 Other intangible assets [Member]	Mar. 31, 2014 Other intangible assets [Member]	Jun. 30, 2014 Customer relationships, non-competition agreements and other [Member]	Jun. 30, 2013 Customer relationships, non-competition agreements and other [Member]	Jun. 30, 2014 Weighted Average [Member] Customer relationships [Member]	Mar. 31, 2014 Weighted Average [Member] Customer relationships [Member]	Jun. 30, 2014 Weighted Average [Member] Non-competition agreements [Member]	Mar. 31, 2014 Weighted Average [Member] Non-competition agreements [Member]	Jun. 30, 2014 Minimum [Member] Customer relationships [Member]	Jun. 30, 2014 Maximum [Member] Customer relationships [Member]
Finite Lived Intangible Assets [Line Items]
Other intangible assets, useful life												17 years	17 years	6 years	7 years	7 years	25 years
Gross carrying amount	$ 393,483,000		$ 385,714,000	$ 351,467,000	$ 345,199,000	$ 41,817,000	$ 40,316,000	$ 199,000	$ 199,000
Accumulated amortization	(134,367,000)		(126,878,000)	(113,532,000)	(107,577,000)	(20,817,000)	(19,287,000)	(18,000)	(14,000)
Net carrying amount	259,116,000		258,836,000	237,935,000	237,622,000	21,000,000	21,029,000	181,000	185,000
Intangible asset residual value	0
Amortization	7,752,000	7,229,000								7,400,000	6,900,000
Estimated future amortization expense in remainder of 2015	22,300,000
Estimated future amortization expense in 2016	28,200,000
Estimated future amortization expense in 2017	26,400,000
Estimated future amortization expense in 2018	24,600,000
Estimated future amortization expense in 2019	22,700,000
Estimated future amortization expense thereafter	$ 134,900,000