Fair Value (Carrying Amounts and Estimated Fair Values of Company's Financial Instruments) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
Financial Assets:
Securities Held-to-Maturity	$ 184	$ 268
FHLB Stock and Other Restricted Stock	9,096	9,004
Loans, Net	1,417,157	1,367,798
Financial Liabilities:
Time Deposits	(333,638)	(349,034)
Quoted Prices in Active Markets for Identical Assets (Level 1)
Financial Assets:
Cash and Short-term Investments	37,427	37,370
Securities Held-to-Maturity	0	0
Loans, Net	0	0
Accrued Interest Receivable	0	0
Financial Liabilities:
Demand, Savings, and Money Market Deposits	(1,430,833)	(1,463,122)
Time Deposits	0	0
Short-term Borrowings	0	0
Long-term Debt	0	0
Accrued Interest Payable	0	0
Significant Other Observable Inputs (Level 2)
Financial Assets:
Cash and Short-term Investments	49,840	22,862
Securities Held-to-Maturity	186	271
Loans, Net	0	0
Accrued Interest Receivable	2,233	1,918
Financial Liabilities:
Demand, Savings, and Money Market Deposits	0	0
Time Deposits	(329,839)	(351,707)
Short-term Borrowings	(120,510)	(53,533)
Long-term Debt	(83,331)	(83,329)
Accrued Interest Payable	(625)	(732)
Significant Unobservable Inputs (Level 3)
Financial Assets:
Cash and Short-term Investments	0	0
Securities Held-to-Maturity	0	0
Loans, Net	1,414,237	1,370,339
Accrued Interest Receivable	6,063	5,552
Financial Liabilities:
Demand, Savings, and Money Market Deposits	0	0
Time Deposits	0	0
Short-term Borrowings	0	0
Long-term Debt	(5,387)	(5,311)
Accrued Interest Payable	(48)	(45)
Commitments to Extend Credit | Quoted Prices in Active Markets for Identical Assets (Level 1)
Unrecognized Financial Instruments:
Financial Instruments with Off-Balance Sheet Risk, fair value	0	0
Commitments to Extend Credit | Significant Other Observable Inputs (Level 2)
Unrecognized Financial Instruments:
Financial Instruments with Off-Balance Sheet Risk, fair value	0	0
Commitments to Extend Credit | Significant Unobservable Inputs (Level 3)
Unrecognized Financial Instruments:
Financial Instruments with Off-Balance Sheet Risk, fair value	0	0
Standby Letters of Credit | Quoted Prices in Active Markets for Identical Assets (Level 1)
Unrecognized Financial Instruments:
Financial Instruments with Off-Balance Sheet Risk, fair value	0	0
Standby Letters of Credit | Significant Other Observable Inputs (Level 2)
Unrecognized Financial Instruments:
Financial Instruments with Off-Balance Sheet Risk, fair value	0	0
Standby Letters of Credit | Significant Unobservable Inputs (Level 3)
Unrecognized Financial Instruments:
Financial Instruments with Off-Balance Sheet Risk, fair value	0	0
Commitments to Sell Loans | Quoted Prices in Active Markets for Identical Assets (Level 1)
Unrecognized Financial Instruments:
Financial Instruments with Off-Balance Sheet Risk, fair value	0	0
Commitments to Sell Loans | Significant Other Observable Inputs (Level 2)
Unrecognized Financial Instruments:
Financial Instruments with Off-Balance Sheet Risk, fair value	0	0
Commitments to Sell Loans | Significant Unobservable Inputs (Level 3)
Unrecognized Financial Instruments:
Financial Instruments with Off-Balance Sheet Risk, fair value	0	0
Carrying Value
Financial Assets:
Cash and Short-term Investments	87,267	60,232
Securities Held-to-Maturity	184	268
FHLB Stock and Other Restricted Stock	9,096	9,004
Loans, Net	1,415,932	1,366,452
Accrued Interest Receivable	8,296	7,470
Financial Liabilities:
Demand, Savings, and Money Market Deposits	(1,430,833)	(1,463,122)
Time Deposits	(333,638)	(349,034)
Short-term Borrowings	(120,510)	(53,533)
Long-term Debt	(87,576)	(87,237)
Accrued Interest Payable	(673)	(777)
Carrying Value | Commitments to Extend Credit
Unrecognized Financial Instruments:
Financial Instruments with Off-Balance Sheet Risk, carrying value	0	0
Carrying Value | Standby Letters of Credit
Unrecognized Financial Instruments:
Financial Instruments with Off-Balance Sheet Risk, carrying value	0	0
Carrying Value | Commitments to Sell Loans
Unrecognized Financial Instruments:
Financial Instruments with Off-Balance Sheet Risk, carrying value	0	0
Total
Financial Assets:
Cash and Short-term Investments	87,267	60,232
Securities Held-to-Maturity	186	271
Loans, Net	1,414,237	1,370,339
Accrued Interest Receivable	8,296	7,470
Financial Liabilities:
Demand, Savings, and Money Market Deposits	(1,430,833)	(1,463,122)
Time Deposits	(329,839)	(351,707)
Short-term Borrowings	(120,510)	(53,533)
Long-term Debt	(88,718)	(88,640)
Accrued Interest Payable	(673)	(777)
Total | Commitments to Extend Credit
Unrecognized Financial Instruments:
Financial Instruments with Off-Balance Sheet Risk, fair value	0	0
Total | Standby Letters of Credit
Unrecognized Financial Instruments:
Financial Instruments with Off-Balance Sheet Risk, fair value	0	0
Total | Commitments to Sell Loans
Unrecognized Financial Instruments:
Financial Instruments with Off-Balance Sheet Risk, fair value	$ 0	$ 0