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Consolidated Statements of Cash Flows (Parenthetical) - USD ($) $ in Thousands | Oct. 17, 2017 | Sep. 01, 2017 | Nov. 07, 2016 | Jul. 18, 2016 | Jun. 01, 2016 | Jul. 01, 2015
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Peoples Bancorp Inc [Member] |  |  |  |  |  |
Capital stock purchased |  |  |  |  |  | $ 78,147
Kosciusko Financial Inc [Member] |  |  |  |  |  |
Capital stock purchased |  |  |  |  | $ 22,983 |
LaPorte Bancorp Inc [Member] |  |  |  |  |  |
Capital stock purchased |  |  |  | $ 98,634 |  |
Central National Bank & Trust [Member] |  |  |  |  |  |
Capital stock purchased |  |  | $ 5,311 |  |  |
Lafayette Community Bancorp [Member] |  |  |  |  |  |
Capital stock purchased |  | $ 34,465 |  |  |  |
Wolverine Bancorp Inc [Member] |  |  |  |  |  |
Capital stock purchased | $ 93,773 |  |  |  |  |

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