Intangible Assets Including Goodwill - Carrying Value of Other Intangible Assets (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2018	Mar. 31, 2017	Mar. 31, 2018	Mar. 31, 2017	Jun. 30, 2017
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	$ 45,891		$ 45,891		$ 43,869
Accumulated Amortization	(21,453)		(21,453)		(17,573)
Net Carrying Amount	24,438		24,438		26,296
Total intangible assets, net carrying amount	24,438		24,438		26,296
Amortization expense	900	$ 1,600	3,900	$ 3,400
Intellectual Property [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	2,579		2,579		2,579
Accumulated Amortization	(1,559)		(1,559)		(1,425)
Net Carrying Amount	1,020		$ 1,020		1,154
Intellectual Property [Member] | Minimum [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life			10 years	9 years
Intellectual Property [Member] | Maximum [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life			15 years	15 years
Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	40,229		$ 40,229		38,207
Accumulated Amortization	(16,857)		(16,857)		(13,543)
Net Carrying Amount	23,372		$ 23,372		24,664
Customer Relationships [Member] | Minimum [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life			6 years	1 year
Customer Relationships [Member] | Maximum [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life			15 years	15 years
Noncompete Agreements [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	1,453		$ 1,453		1,453
Finite-Lived Intangible Asset, Useful Life			4 years
Accumulated Amortization	(1,407)		$ (1,407)		(1,298)
Net Carrying Amount	46		46		155
Noncompete Agreements [Member] | Minimum [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life				4 years
Noncompete Agreements [Member] | Maximum [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life				5 years
Trade Names [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	1,630		$ 1,630		1,630
Finite-Lived Intangible Asset, Useful Life			0 years
Accumulated Amortization	(1,630)		$ (1,630)		(1,307)
Net Carrying Amount	$ 0		$ 0		$ 323
Trade Names [Member] | Minimum [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life				1 year
Trade Names [Member] | Maximum [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life				3 years