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Commitments and Contingencies (Details) $ in Thousands | 3 Months Ended |  |
--- | --- | --- | ---
Sep. 30, 2016 USD ($) item | Sep. 30, 2015 USD ($) | Jun. 30, 2016 USD ($) | Jun. 30, 2012 USD ($)
Contingent Acquisition Obligations |  |  |  |
Maximum amount of future payments under contingent consideration | $ 33,200 |  |  |
Contingent payment obligations | $ 17,100 |  | $ 17,100 |
Environmental Contingencies |  |  |  |
Number of investigations discovering soil and groundwater contamination at Hawthorne, CA facility | item | 1 |  |  |
Changes in provision for warranties |  |  |  |
Warranty provision at beginning of period | $ 15,948 | $ 12,738 |  |
Additions and adjustments | 2,822 | 3,607 |  |
Reductions for warranty repair costs | (1,474) | (3,033) |  |
Warranty provision at end of period | 17,296 | $ 13,312 |  |
Mexican government |  |  |  |
Advances from Customers |  |  |  |
Advances from customers | $ 18,800 |  | $ 25,000 | $ 100,000
Royalty payments |  |  |  |
Contingent Acquisition Obligations |  |  |  |
Purchase agreements containing royalty payments, number | item | 1 |  |  |

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