Fair Value of Financial Instruments (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Recurring
Fair value of assets and liabilities
Loans held for sale	$ 46,655	$ 85,529
Derivative on loans held for sale	2,636	1,261
Recurring | Level II
Fair value of assets and liabilities
Loans held for sale	46,655	85,529
Derivative on loans held for sale	2,636	1,261
Recurring | U.S. Government Agency Securities
Fair value of assets and liabilities
Available-for-sale securities	59,789	22,192
Recurring | U.S. Government Agency Securities | Level II
Fair value of assets and liabilities
Available-for-sale securities	59,789	22,192
Recurring | U.S. Sponsored Mortgage backed securities
Fair value of assets and liabilities
Available-for-sale securities	49,106	56,376
Recurring | U.S. Sponsored Mortgage backed securities | Level II
Fair value of assets and liabilities
Available-for-sale securities	49,106	56,376
Recurring | Other Securities
Fair value of assets and liabilities
Available-for-sale securities	934	934
Recurring | Other Securities | Level II
Fair value of assets and liabilities
Available-for-sale securities	934	934
Non-recurring
Fair value of assets and liabilities
Other Real Estate Owned	647	207
Impaired loans	2,762	2,395
Non-recurring | Level III
Fair value of assets and liabilities
Other Real Estate Owned	647	207
Impaired loans	$ 2,762	$ 2,395