Subsequent Events - (Details) - KeyWorth Bank $ in Thousands	Oct. 20, 2015 USD ($)	Jun. 30, 2015 USD ($) branch
Subsequent Event [Line Items]
Number of offices in operation | branch		6
Total net assets acquired		$ 392
Borrowings		250
Subsequent Event
Subsequent Event [Line Items]
Total purchase price	$ 58,700
Number of shares for each share of acquired entity's shares	0.4494
Core Deposits
Subsequent Event [Line Items]
Deposits		$ 339