Summary of Significant Accounting Policies (Details)	12 Months Ended
	Dec. 31, 2014
Buildings [Member] | Maximum [Member]
Premises and Equipment estimated useful life	40 years
Buildings [Member] | Minimum [Member]
Premises and Equipment estimated useful life	15 years
Furniture and equipment [Member] | Maximum [Member]
Premises and Equipment estimated useful life	10 years
Furniture and equipment [Member] | Minimum [Member]
Premises and Equipment estimated useful life	5 years
Computer hardware and software [Member]
Premises and Equipment estimated useful life	3 years