Credit Quality (Details) (USD $)	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013	Dec. 31, 2013
Financing Receivable, Recorded Investment [Line Items]
Non performing loans, charge offs	$ 244,000	$ 258,000	$ 1,429,000	$ 2,243,000	$ 3,893,000
Royal Bank [Member]
Financing Receivable, Recorded Investment [Line Items]
Net classified loans and foreclosed property	42,200,000		42,200,000		61,400,000
Royal Bank [Member] | Nonperforming Financing Receivable [Member]
Financing Receivable, Recorded Investment [Line Items]
Delinquent loans held for investment	$ 6,500,000		$ 6,500,000		$ 2,600,000