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Intangible Assets Including Goodwill - Additional Information (Detail) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Mar. 31, 2016 | Mar. 31, 2016 | Mar. 31, 2015 | Jun. 30, 2015
Goodwill and Intangible Assets Disclosure [Abstract] |  |  |  |  |
Impairment charge | [1] | $ 25,000 |  |  |
Amortization expense |  |  | $ 2,600 | $ 3,700 |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |
Finite-Lived Intangible Assets, Gross |  | 33,801 | 33,801 |  | $ 33,266
Intellectual Property [Member] |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |
Finite-Lived Intangible Assets, Gross |  | 2,579 | 2,579 |  | 2,460
Customer Relationships [Member] |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |
Finite-Lived Intangible Assets, Gross |  | 28,154 | 28,154 |  | 27,837
Noncompete Agreements [Member] |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |
Finite-Lived Intangible Assets, Gross |  | 1,453 | 1,453 |  | 1,354
Trade Names [Member] |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |
Finite-Lived Intangible Assets, Gross |  | 1,615 | $ 1,615 |  | $ 1,615
Minimum [Member] | Intellectual Property [Member] |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  |  | 6 years |  | 6 years
Minimum [Member] | Customer Relationships [Member] |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  |  | 4 months |  | 1 year 6 months
Minimum [Member] | Noncompete Agreements [Member] |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  |  | 4 years |  | 4 years
Minimum [Member] | Trade Names [Member] |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  |  | 3 years |  | 3 years
Maximum [Member] | Intellectual Property [Member] |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  |  | 15 years |  | 15 years
Maximum [Member] | Customer Relationships [Member] |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  |  | 15 years |  | 15 years
Maximum [Member] | Noncompete Agreements [Member] |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  |  | 5 years |  | 5 years
Maximum [Member] | Trade Names [Member] |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  |  | 5 years |  | 5 years
Baillie Tank Equipment, Ltd. [Member] | Intellectual Property [Member] |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |
Finite-Lived Intangible Assets, Gross |  | 100 | $ 100 |  |
Finite-Lived Intangible Asset, Useful Life |  |  | 10 years |  |
Baillie Tank Equipment, Ltd. [Member] | Customer Relationships [Member] |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |
Finite-Lived Intangible Assets, Gross |  | 500 | $ 500 |  |
Baillie Tank Equipment, Ltd. [Member] | Noncompete Agreements [Member] |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |
Finite-Lived Intangible Assets, Gross |  | $ 100 | $ 100 |  |
Finite-Lived Intangible Asset, Useful Life |  |  | 4 years |  |
Baillie Tank Equipment, Ltd. [Member] | Minimum [Member] | Customer Relationships [Member] |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  |  | 4 months |  |
Baillie Tank Equipment, Ltd. [Member] | Maximum [Member] | Customer Relationships [Member] |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  |  | 10 years |  |
[1] | A $25.0 million impairment charge was recorded in February 2005.

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