Summary of Significant Accounting Policies (Details) (USD $)	3 Months Ended	6 Months Ended	12 Months Ended
	Mar. 31, 2012	Jun. 30, 2012	Dec. 31, 2011
Summary of Significant Accounting Policies (Additional Textual) [Abstract]
Allowance for Loan Losses	$ 1,388,000
Recognized OTTI losses		$ 0	$ 0
Loans contractual past due		90 days
Core deposit intangible [Member]
Summary of Significant Accounting Policies (Textual) [Abstract]
Estimated useful lives of the related assets or lease terms		10 years
Furniture and equipment [Member] | Maximum [Member]
Summary of Significant Accounting Policies (Textual) [Abstract]
Estimated useful lives of the related assets or lease terms		10 years
Furniture and equipment [Member] | Minimum [Member]
Summary of Significant Accounting Policies (Textual) [Abstract]
Estimated useful lives of the related assets or lease terms		3 years
Land improvements and buildings [Member] | Maximum [Member]
Summary of Significant Accounting Policies (Textual) [Abstract]
Estimated useful lives of the related assets or lease terms		40 years
Land improvements and buildings [Member] | Minimum [Member]
Summary of Significant Accounting Policies (Textual) [Abstract]
Estimated useful lives of the related assets or lease terms		15 years