Goodwill And Other Intangible Assets (Narrative) (Details) - USD ($)	3 Months Ended	12 Months Ended
	Sep. 30, 2017	Jun. 30, 2017
Finite-Lived Intangible Assets [Line Items]
Impairment of intangible assets	$ 0	$ 0
Minimum [Member]
Finite-Lived Intangible Assets [Line Items]
Estimated useful lives	3 years
Maximum [Member]
Finite-Lived Intangible Assets [Line Items]
Estimated useful lives	25 years
Trade Names [Member]
Finite-Lived Intangible Assets [Line Items]
Impairment of intangible assets		14,079,000
Trade Names [Member] | United Kingdom [Member]
Finite-Lived Intangible Assets [Line Items]
Impairment of intangible assets		7,579,000
Trade Names [Member] | United States [Member]
Finite-Lived Intangible Assets [Line Items]
Impairment of intangible assets		$ 6,500,000