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Subsequent Events (Details) - Subsequent Event $ in Thousands	Feb. 22, 2017 USD ($)	Jan. 17, 2017 USD ($) branch shares
Subordinated notes | Heritage Financial Statutory Trust I
Subsequent Event [Line Items]
Redemption of debenture	$ 10,520
Aggregate principal amount	10,310
Prepayment penalty	$ 210
Metropolitan Bancgroup, Inc.
Subsequent Event [Line Items]
Transaction value		$ 190,200
Shares issuable per acquiree share (in shares) | shares		0.6066
Number of offices in operation | branch		8
Total net assets acquired		$ 1,156,000
Loans acquired		917,600
Deposits assumed		$ 887,600

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