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Business Combination (Details) - USD ($) $ in Thousands	Oct. 02, 2019	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Net assets acquired:
Goodwill		$ 52,870	$ 13,728	$ 13,728
County Bank Corp ("County") [Member]
Purchase Price:
Consideration	$ 107,945
Net assets acquired:
Cash and cash equivalents	20,638
Equity securities at fair value	474
Securities available for sale	187,230
Federal Home Loan Bank and Federal Reserve Bank stock	2,903
Loans to other financial institutions	33,481
Originated loans	390,354
Premises and equipment	9,271
Other real estate owned	1,364
Deposit based intangible	6,359
Bank owned life insurance	16,912
Other assets	4,002
Total assets	672,988
Non-interest bearing deposits	124,113
Interest bearing deposits	449,488
Total deposits	573,601
Federal funds purchased	3,800
Advances from Federal Home Loan Bank	23,000
Other liabilities	3,784
Total liabilities	604,185
Net assets acquired	68,803
Goodwill	$ 39,142

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The amount of business combination recognized identifiable assets acquired and liabilities assumed deposit based intangible.

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