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Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.

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Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

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Amount before allowance and after deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements.

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Amount after allowance and deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements and loans held for sale.

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Amount of deferred fees paid by borrowers and unamortized costs incurred to originate loans and leases, unamortized loan commitments and loan syndication fees, and premiums over or discounts from face amounts of loans that are being amortized into income as an adjustment to yield. Excludes amounts for loans and leases covered under loss sharing agreements.

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Loans and Credit Quality (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Loans held for investment
Loans and Leases Receivable, Gross	$ 2,126,198	$ 1,898,940
Net deferred loan fees and discounts	5,048	(3,219)
Loans held for investment, net of deferred fees and discounts	2,121,150	1,895,721
Allowance for losses on loans held for investment	(22,021)	(23,908)	(27,561)
Loans held for investment, net	2,099,129	1,871,813
Consumer Portfolio Segment [Member]
Loans held for investment
Loans and Leases Receivable, Gross	1,032,263	1,040,563
Commercial Portfolio Segment [Member]
Loans held for investment
Loans and Leases Receivable, Gross	1,093,935	858,377
Residential Mortgage [Member]
Loans held for investment
Loans and Leases Receivable, Gross	896,665	904,913
Home Equity Line of Credit [Member]
Loans held for investment
Loans and Leases Receivable, Gross	135,598	135,650
Commercial Real Estate [Member]
Loans held for investment
Loans and Leases Receivable, Gross	523,464	477,642
Multifamily Residential [Member]
Loans held for investment
Loans and Leases Receivable, Gross	55,088	79,216
Commercial Real Estate Construction Financing Receivable [Member]
Loans held for investment
Loans and Leases Receivable, Gross	367,934	130,465
Commercial Business [Member]
Loans held for investment
Loans and Leases Receivable, Gross	$ 147,449	$ 171,054