Summary of Significant Accounting Policies (Details) (USD $)	12 Months Ended			12 Months Ended
	Dec. 31, 2013 item	Jul. 02, 2012	Jun. 30, 2012	Dec. 31, 2012 Software	Dec. 31, 2013 Software Minimum	Dec. 31, 2013 Software Maximum
Summary of Significant Accounting Policies
Number of offices for delivery of banking, investment and trust services	77
Number of investment advisory affiliates	5
Number of unconsolidated subsidiary	1
Percentage of assets acquired and liabilities assumed	100.00%
Loans
Past due period of interest or principal of loans excluding residential mortgage loans home equity loans and lines of credit placed on nonaccrual status	90 days
Past due period of interest or principal of residential mortgage loans home equity loans and lines of credit placed on nonaccrual status	180 days
Impaired Loans
Charge off of consumer loans, delinquency period for overdrafts, low end of range	60 days
Charge off of consumer loans, delinquency period for secured consumer loans	180 days
Minimum limit for nonperforming loans to be individually evaluated for impairment		$ 1,000,000	$ 500,000
Minimum limit for measuring impairment at the relationship level for borrowers with multiple loans exceeding $1,000,000		1,000,000
Acquired Impaired Loans
Allowance for loan losses, loans acquired	$ 0
Premises and Equipment
Estimated useful life of the software				5 years	5 years	10 years