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Business Combinations Business Combinations (Details 1) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2018 | Dec. 31, 2017
Business Acquisition [Line Items] |  |  |  |
Operating income | $ 60,965 | $ 46,715 | $ 127,304 | $ 98,552
FCX Performance, Inc [Member] [Member] |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Net income | 8,463 |  | 17,683 |
FCX Performance, Inc [Member] [Member] | Sales [Member] |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Net sales | 138,254 |  | 284,740 |
FCX Performance, Inc [Member] [Member] | Operating Income (Loss) [Member] |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Operating income | $ 10,906 |  | $ 22,458 |

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