The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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Intangible Assets Including Goodwill - Carrying Value of Other Intangible Assets (Details) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
	Dec. 12, 2016	Mar. 31, 2017	Mar. 31, 2016	Mar. 31, 2017	Mar. 31, 2016	Jun. 30, 2016
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross		$ 43,921		$ 43,921		$ 33,826
Accumulated Amortization		(16,140)		(16,140)		(12,827)
Net Carrying Amount		27,781		27,781		20,999
Total intangible assets, net carrying amount		27,781		27,781		20,999
Amortization expense		1,600	$ 1,000	3,400	$ 2,600
Intellectual Property [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross		2,579		2,579		2,579
Accumulated Amortization		(1,380)		(1,380)		(1,246)
Net Carrying Amount		1,199		$ 1,199		1,333
Intellectual Property [Member] \| Minimum [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life				9 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		38,094		$ 38,094		28,179
Accumulated Amortization		(12,209)		(12,209)		(9,655)
Net Carrying Amount		25,885		$ 25,885		18,524
Customer Relationships [Member] \| Minimum [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life				1 year	1 year 6 months
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
Accumulated Amortization		(1,245)		(1,245)		(1,102)
Net Carrying Amount		208		$ 208		351
Noncompete Agreements [Member] \| Minimum [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life				4 years	4 years
Noncompete Agreements [Member] \| Maximum [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life				5 years	5 years
Trade Names [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross		1,795		$ 1,795		1,615
Accumulated Amortization		(1,306)		(1,306)		(824)
Net Carrying Amount		489		$ 489		$ 791
Trade Names [Member] \| Minimum [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life				1 year	3 years
Trade Names [Member] \| Maximum [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life				3 years	5 years
Houston Interests, LLC [Member]
Finite-Lived Intangible Assets [Line Items]
Amortization expense		$ 700			$ 900
Houston Interests, LLC [Member] \| Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	$ 10,000
Houston Interests, LLC [Member] \| Customer Relationships [Member] \| Minimum [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life	1 year
Houston Interests, LLC [Member] \| Customer Relationships [Member] \| Maximum [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life	9 years
Houston Interests, LLC [Member] \| Trade Names [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	$ 200
Finite-Lived Intangible Asset, Useful Life	1 year