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Goodwill and Intangibles Textuals (Details) $ in Thousands | 12 Months Ended |
--- | --- | ---
Jun. 30, 2018 USD ($) | Jun. 30, 2017 USD ($) | Jun. 30, 2016 USD ($) | Sep. 30, 2016 USD ($)
Goodwill Textuals |  |  |  |
Amortization of intangibles | $ 32,065 | $ 24,371 | $ 25,580 |
Reporting Unit, Percentage of Fair Value in Excess of Carrying Amount | 30.00% |  |  |
Goodwill Impairment | $ 0 | 0 | $ 64,794 |
Goodwill and Intangibles (Textuals) [Abstract] |  |  |  |
Amortization Expense for For 2019 | 44,000 |  |  |
Amortization Expense for For 2020 | 42,500 |  |  |
Amortization Expense for For 2021 | 40,200 |  |  |
Amortization Expense for For 2022 | 37,800 |  |  |
Amortization Expense for For 2023 | $ 35,300 |  |  |
Goodwill [Member] |  |  |  |
Goodwill Textuals |  |  |  |
Number of Reporting Units |  |  | 5 |
Goodwill [Member] |  |  |  |
Goodwill Textuals |  |  |  |
Number of Reporting Units |  |  | 2 |
Goodwill [Member] |  |  |  |
Goodwill Textuals |  |  |  |
Number of Reporting Units | 6 |  | 7 |
Canada Service Centers reporting unit [Member] |  |  |  |
Goodwill Textuals |  |  |  |
Reporting Unit, Amount of Fair Value in Excess of Carrying Amount |  |  |  | $ 8,000
Reporting Unit, Percentage of Fair Value in Excess of Carrying Amount |  |  |  | 5.00%
Goodwill, Fair Value Disclosure |  |  |  | $ 163,000
Goodwill Impairment |  | 56,022 |  |
Australia/New Zealand reporting unit [Member] |  |  |  |
Goodwill Textuals |  |  |  |
Goodwill Impairment |  | 8,772 |  |
U.S. Service Centers reporting unit [Member] |  |  |  |
Goodwill Textuals |  |  |  |
Goodwill, Transfers |  | 2,628 |  |
HUB acquisition measurement period adjustment impact [Member] |  |  |  |
Goodwill Textuals |  |  |  |
Amortization of intangibles |  | 156 |  |
Service Center Based Distribution Segment [Member] |  |  |  |
Goodwill Textuals |  |  |  |
Amortization of intangibles | $ 17,375 | 18,954 | $ 19,913 |
Goodwill Impairment | 0 | 0 | 64,794 |
Accumulated goodwill impairment losses | 64,794 |  |  |
Service Center Based Distribution Segment [Member] | HUB acquisition measurement period adjustment impact [Member] |  |  |  |
Goodwill Textuals |  |  |  |
Goodwill, Purchase Accounting Adjustments |  | 3,220 |  |
Fluid Power Businesses Segment [Member] |  |  |  |
Goodwill Textuals |  |  |  |
Amortization of intangibles | 14,690 | 5,417 | $ 5,667 |
Accumulated goodwill impairment losses | $ 36,605 |  |  |
Customer Relationships [Member] | HUB acquisition measurement period adjustment impact [Member] |  |  |  |
Goodwill Textuals |  |  |  |
Finite-Lived Intangible Assets, Purchase Accounting Adjustments |  | 2,636 |  |
Trade Names [Member] | HUB acquisition measurement period adjustment impact [Member] |  |  |  |
Goodwill Textuals |  |  |  |
Finite-Lived Intangible Assets, Purchase Accounting Adjustments |  | $ 584 |  |

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