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Goodwill and Other Intangible Assets (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Jun. 30, 2016 | Jun. 30, 2015 | Jun. 30, 2014 | Jun. 30, 2013
Carrying value of goodwill by segment |  |  |  |
Goodwill |  |  |  | $ 55,836
Cumulative impairment loss |  |  |  | (25,000)
Net Goodwill | $ 71,518 | $ 69,837 | $ 30,836 |
Acquisition Related Adjustment for Final Working Capital Settlement |  | 219 |  |
Goodwill resulting from purchase | 6,942 | 3,065 | 39,076 |
Translation adjustment | (167) | (1,603) | (75) |
Net Goodwill | 78,293 | 71,518 | 69,837 |
Electrical Infrastructure [Member] |  |  |  |
Carrying value of goodwill by segment |  |  |  |
Goodwill |  |  |  | 29,666
Cumulative impairment loss |  |  |  | (17,653)
Net Goodwill | 42,374 | 43,243 | 12,013 |
Acquisition Related Adjustment for Final Working Capital Settlement |  | 175 |  |
Goodwill resulting from purchase | 0 | 0 | 31,259 |
Translation adjustment | (204) | (1,044) | (29) |
Net Goodwill | 42,170 | 42,374 | 43,243 |
Oil Gas & Chemical [Member] |  |  |  |
Carrying value of goodwill by segment |  |  |  |
Goodwill |  |  |  | 8,088
Cumulative impairment loss |  |  |  | (3,000)
Net Goodwill | 14,008 | 10,943 | 5,088 |
Acquisition Related Adjustment for Final Working Capital Settlement |  | 0 |  |
Goodwill resulting from purchase | 0 | 3,065 | 5,855 |
Translation adjustment | 0 | 0 | 0 |
Net Goodwill | 14,008 | 14,008 | 10,943 |
Storage Solutions [Member] |  |  |  |
Carrying value of goodwill by segment |  |  |  |
Goodwill |  |  |  | 10,985
Cumulative impairment loss |  |  |  | (922)
Net Goodwill | 9,664 | 10,027 | 10,063 |
Acquisition Related Adjustment for Final Working Capital Settlement |  | 0 |  |
Goodwill resulting from purchase | 6,942 | 0 | 0 |
Translation adjustment | 75 | (363) | (36) |
Net Goodwill | 16,681 | 9,664 | 10,027 |
Industrial [Member] |  |  |  |
Carrying value of goodwill by segment |  |  |  |
Goodwill |  |  |  | 7,097
Cumulative impairment loss |  |  |  | $ (3,425)
Net Goodwill | 5,472 | 5,624 | 3,672 |
Acquisition Related Adjustment for Final Working Capital Settlement |  | 44 |  |
Goodwill resulting from purchase | 0 | 0 | 1,962 |
Translation adjustment | (38) | (196) | (10) |
Net Goodwill | $ 5,434 | $ 5,472 | $ 5,624 |

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