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Goodwill and Intangibles Textuals (Details) $ in Thousands | 3 Months Ended | 6 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Sep. 30, 2019 USD ($) | Dec. 31, 2019 USD ($) | Jun. 30, 2020 USD ($) | Jun. 30, 2019 USD ($) | Jun. 30, 2018 USD ($) | Jan. 31, 2018 USD ($)
Goodwill Textuals |  |  |  |  |  |
Intangible asset adjustment |  |  | $ (550,877) | $ (542,382) |  |
Amortization of intangibles |  |  | $ 41,553 | 41,883 | $ 32,065 |
Number of Reporting Units |  |  | 8 |  |  |
Reporting Unit, Percentage of Fair Value in Excess of Carrying Amount |  |  | 10.00% |  |  |
Goodwill |  |  | $ 540,594 | 661,991 | 646,643 |
Goodwill and intangible impairment |  |  | 131,000 |  |  |
Goodwill and intangible impairment |  |  |  | 31,594 | 0 |
Goodwill and Intangibles (Textuals) [Abstract] |  |  |  |  |  |
Amortization Expense for For 2021 |  |  | 38,300 |  |  |
Amortization Expense for For 2022 |  |  | 36,100 |  |  |
Amortization Expense for For 2023 |  |  | 34,000 |  |  |
Amortization Expense for For 2024 |  |  | 29,800 |  |  |
Amortization Expense for For 2025 |  |  | 26,300 |  |  |
Service Center Based Distribution Segment [Member] |  |  |  |  |  |
Goodwill Textuals |  |  |  |  |  |
Amortization of intangibles |  |  | 12,385 | 13,639 | 17,375 |
Goodwill |  |  | 208,570 | 213,634 | 203,084 |
Goodwill and intangible impairment |  |  | 0 |  |  |
Accumulated goodwill impairment losses |  |  | 64,794 |  |  |
Goodwill and intangible impairment |  |  | 0 | 31,594 | 0 |
Fluid Power Businesses Segment [Member] |  |  |  |  |  |
Goodwill Textuals |  |  |  |  |  |
Amortization of intangibles |  |  | 29,168 | 28,244 | 14,690 |
Goodwill |  |  | 332,024 | 448,357 | 443,559 |
Goodwill and intangible impairment |  |  | 131,000 | 0 | $ 0 |
Accumulated goodwill impairment losses |  |  | $ 167,605 | 36,605 |  |
CANADA |  |  |  |  |  |
Goodwill Textuals |  |  |  |  |  |
Reporting Unit, Percentage of Fair Value in Excess of Carrying Amount |  |  | 12.00% |  |  |
Goodwill |  |  | $ 27,186 |  |  |
MEXICO |  |  |  |  |  |
Goodwill Textuals |  |  |  |  |  |
Reporting Unit, Percentage of Fair Value in Excess of Carrying Amount |  |  | 14.00% |  |  |
Goodwill |  |  | $ 5,185 |  |  |
Customer Relationships [Member] |  |  |  |  |  |
Goodwill Textuals |  |  |  |  |  |
Intangible asset adjustment |  |  | (426,017) | (422,367) |  |
Trade Names [Member] |  |  |  |  |  |
Goodwill Textuals |  |  |  |  |  |
Intangible asset adjustment |  |  | (111,453) | (105,946) |  |
Other Intangible Assets [Member] |  |  |  |  |  |
Goodwill Textuals |  |  |  |  |  |
Intangible asset adjustment |  |  | $ (2,078) | $ (2,702) |  |
Number of Reporting Units with Fair Value Exceeding Carrying Value [Domain] |  |  |  |  |  |
Goodwill Textuals |  |  |  |  |  |
Number of Reporting Units |  |  | 7 |  |  |
MilRoc [Member] [Domain] |  |  |  |  |  |
Goodwill Textuals |  |  |  |  |  |
Goodwill, Other Increase (Decrease) | $ 3,393 |  |  |  |  |
Amortization of intangibles |  | $ 303 |  |  |  |
MilRoc [Member] [Domain] | Customer Relationships [Member] |  |  |  |  |  |
Goodwill Textuals |  |  |  |  |  |
Intangible asset adjustment | (1,524) |  |  |  |  |
MilRoc [Member] [Domain] | Trade Names [Member] |  |  |  |  |  |
Goodwill Textuals |  |  |  |  |  |
Intangible asset adjustment | (1,809) |  |  |  |  |
MilRoc [Member] [Domain] | Other Intangible Assets [Member] |  |  |  |  |  |
Goodwill Textuals |  |  |  |  |  |
Intangible asset adjustment | $ (60) |  |  |  |  |
Olympus Controls Corp [Member] |  |  |  |  |  |
Goodwill Textuals |  |  |  |  |  |
Goodwill, Other Increase (Decrease) |  | 264 |  |  |  |
Amortization of intangibles |  | 24 |  |  |  |
Olympus Controls Corp [Member] | Customer Relationships [Member] |  |  |  |  |  |
Goodwill Textuals |  |  |  |  |  |
Intangible asset adjustment |  | (5,504) |  |  |  |
Olympus Controls Corp [Member] | Trade Names [Member] |  |  |  |  |  |
Goodwill Textuals |  |  |  |  |  |
Intangible asset adjustment |  | (4,260) |  |  |  |
Olympus Controls Corp [Member] | Other Intangible Assets [Member] |  |  |  |  |  |
Goodwill Textuals |  |  |  |  |  |
Intangible asset adjustment |  | $ (980) |  |  |  |
FCX Performance, Inc [Member] [Member] |  |  |  |  |  |
Goodwill Textuals |  |  |  |  |  |
Goodwill |  |  | $ 309,012 |  |  | $ 440,012
FCX Performance, Inc [Member] [Member] | Fluid Power Businesses Segment [Member] |  |  |  |  |  |
Goodwill Textuals |  |  |  |  |  |
Goodwill and intangible impairment |  |  | $ 131,000 |  |  |

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