Disclosures about Fair Value of Financial Instruments (Summary of the Company's Financial Instruments) (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Disclosures about Fair Value of Financial Instruments [Abstract]
Cash and cash equivalents, Carrying Amount	$ 253,172	$ 294,335	$ 225,262	$ 141,088
Securities available-for-sale, at fair value	375,696	356,141
Loans, net, Carrying Amount	647,420	657,452
Accrued interest receivable, Carrying Amount	6,647	6,521
Assets, Carrying Amount	1,282,935	1,314,449
Cash and cash equivalents, Fair Value	253,172	294,335
Investment in securities, Fair Value	375,696	356,141
Loans, net, Fair Value	649,161	663,247
Accrued interest receivable, Fair Value	6,647	6,521
Assets, Fair Value	1,284,676	1,320,244
Deposits, Carrying Amount	646,484	618,199
Accounts and drafts payable, Carrying Amount	577,259	655,428
Accrued interest payable, Carrying Amount	35	57
Liabilities, Carrying Amount	1,223,778	1,273,684
Deposits, Fair Value	646,892	618,199
Accounts and drafts payable, Fair Value	577,259	655,428
Accrued interest payable, Fair Value	35	57
Liabilities, Fair Value	$ 1,224,186	$ 1,273,684

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.