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Nature of Business and Summary of Significant Accounting Policies - Intangible Assets (Detail) - USD ($) $ in Thousands | Jun. 30, 2016 | Jun. 30, 2015
--- | --- | ---
Intangible Assets by Major Class [Line Items] |  |
Intangible assets, Cost | $ 16,040 | $ 16,040
Finite-lived intangible assets, Accumulated amortization | (7,683) | (7,154)
Finite-lived intangible assets, Net book value | 8,357 | 8,886
Customer relationships [Member] |  |
Intangible Assets by Major Class [Line Items] |  |
Intangible assets, Cost | 9,800 | 9,800
Finite-lived intangible assets, Accumulated amortization | (7,343) | (6,820)
Finite-lived intangible assets, Net book value | 2,457 | 2,980
Non-compete agreement [Member] |  |
Intangible Assets by Major Class [Line Items] |  |
Intangible assets, Cost | 340 | 340
Finite-lived intangible assets, Accumulated amortization | (340) | (334)
Finite-lived intangible assets, Net book value | 0 | 6
Trade Name [Member] |  |
Intangible Assets by Major Class [Line Items] |  |
Intangible assets, Cost | 5,900 | 5,900
Finite-lived intangible assets, Accumulated amortization | 0 | 0
Finite-lived intangible assets, Net book value | $ 5,900 | $ 5,900

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- Definition Intangible Assets by Major Class [Line Items] + References No definition available. + Details
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- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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- Definition Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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