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Debt - Additional Information (Detail) $ in Thousands | 9 Months Ended |  |
--- | --- | --- | ---
Mar. 31, 2017 USD ($) Rate | Dec. 31, 2016 USD ($) | Jun. 30, 2016 USD ($)
Credit Agreement Terms |  |  |
Senior secured revolving credit facility | $ | $ 300,000 | $ 250,000 | $ 200,000
Line Of Credit Facility Expiration Date | Feb. 08, 2022 |  |
Senior Leverage Ratio, Maximum | 3.00 |  |
Senior Leverage Ratio, Minimum | 1.00 |  |
Fixed Charge Coverage Ratio, Maximum | 1.25 |  |
Fixed Charge Coverage Ratio, Minimum | 1.00 |  |
Amount of Limit on Asset Dispositions | $ | $ 20,000 |  |
Additional Margin on alternate base rate loans, Minimum | 0.625% |  |
Additional Margin on alternate base rate loans, Maximum | 1.625% |  |
Sublimit on Australian Dollar, Canadian Dollar, Euro and Pounds Sterling | $ | $ 75,000 |  |
Sub-limit on letters of credit under the credit facility | $ | $ 200,000 |  |
Additional Margin on Adjusted LIBO, EURIBO and CDOR loans, Minimum | 1.625% |  |
Additional Margin on Adjusted LIBO, EURIBO and CDOR loans, Maximum | 2.625% |  |
Additional Margin on Canadian prime rate loans, Minimum | 2.125% |  |
Additional Margin on Canadian prime rate loans, Maximum | 3.125% |  |
Consolidated EBITDA as defined in the Credit Agreement | $ | $ 55,400 |  |
Consolidated funded indebtedness | $ | $ 51,700 |  |
Minimum [Member] |  |  |
Credit Agreement Terms |  |  |
Unused Credit Facility Fee | 0.25% |  |
Maximum [Member] |  |  |
Credit Agreement Terms |  |  |
Unused Credit Facility Fee | 0.45% |  |

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