Loans Receivable and Allowance for Loan Losses (Troubled Debt Restructuring) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended			9 Months Ended		12 Months Ended
	Sep. 30, 2014 Loan	Mar. 31, 2014 Loan	Sep. 30, 2013 Loan	Sep. 30, 2014 Loan	Sep. 30, 2013 Loan	Dec. 31, 2013 Loan
Financing Receivable, Modifications [Line Items]
Number of loans				2		3
Accrual status	$ 1,866			$ 1,866		$ 1,997
Non-accrual status	2,173			2,173		2,188
Total TDRs	4,039			4,039		4,185
Number of TDR loans that subsequently defaulted	0		0	0	0	1
Number of TDR loans that subsequently paid off		1
Commercial Real Estate [Member]
Financing Receivable, Modifications [Line Items]
Number of loans				0		1
Accrual status	0			0		103
Non-accrual status	0			0		0
Total TDRs	0			0		103
Construction and Land Development [Member]
Financing Receivable, Modifications [Line Items]
Number of loans				0		0
Accrual status	0			0		0
Non-accrual status	0			0		0
Total TDRs	0			0		0
Commercial and Industrial [Member]
Financing Receivable, Modifications [Line Items]
Number of loans				1		1
Accrual status	0			0		0
Non-accrual status	2,173			2,173		2,188
Total TDRs	2,173			2,173		2,188
Owner occupied Real Estate [Member]
Financing Receivable, Modifications [Line Items]
Number of loans				1		1
Accrual status	1,866			1,866		1,894
Non-accrual status	0			0		0
Total TDRs	1,866			1,866		1,894
Consumer and Other [Member]
Financing Receivable, Modifications [Line Items]
Number of loans				0		0
Accrual status	0			0		0
Non-accrual status	0			0		0
Total TDRs	0			0		0
Residential Mortgage [Member]
Financing Receivable, Modifications [Line Items]
Number of loans				0		0
Accrual status	0			0		0
Non-accrual status	0			0		0
Total TDRs	$ 0			$ 0		$ 0