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Note 8. Investments (Tables) | 3 Months Ended
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Sep. 30, 2016
Investments [Abstract] |
Trading Securities (and Certain Trading Assets) | SERP asset and liability balances applicable to Kimball Electronics participants were as follows:
(Amounts in Thousands) | September 30, 2016 |  | June 30, 2016
SERP investments - current asset | $ | 230 |  |  | $ | 214 |
SERP investments - other long-term asset | 6,446 |  |  | 5,952 |
Total SERP investments | $ | 6,676 |  |  | $ | 6,166 |
SERP obligation - current liability | $ | 230 |  |  | $ | 214 |
SERP obligation - other long-term liability | 6,446 |  |  | 5,952 |
Total SERP obligation | $ | 6,676 |  |  | $ | 6,166 |

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