Fair Value of Financial Instruments (Details) - USD ($) $ in Thousands	Jun. 30, 2017	Dec. 31, 2016	Jun. 30, 2016	Dec. 31, 2015
Fair Value Disclosures [Abstract]
Cash and cash equivalents, Carrying Amount	$ 301,060	$ 266,743	$ 274,133	$ 253,172
Investment securities, Carrying Amount	431,979	390,552
Loans, net, Carrying Amount	661,487	654,691
Accrued interest receivable, Carrying Amount	7,037	6,543
Assets, Carrying Amount	1,401,563	1,318,529
Cash and cash equivalents, Fair Value	301,060	266,743
Investment securities, Fair Value	431,979	390,552
Loans, net, Fair Value	658,280	652,028
Accrued interest receivable, Fair Value	7,037	6,543
Assets, Fair Value	1,398,356	1,315,866
Deposits, Carrying Amount	605,039	621,961
Accounts and drafts payable, Carrying Amount	729,403	642,287
Accrued interest payable, Carrying Amount	41	46
Liabilities, Carrying Amount	1,334,483	1,264,294
Deposits, Fair Value	605,382	622,173
Accounts and drafts payable, Fair Value	729,403	642,287
Accrued interest payable, Fair Value	41	46
Liabilities, Fair Value	$ 1,334,826	$ 1,264,506

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business and includes carrying value of amounts due on drafts payable on the balance sheet date.

No definition available.