Derivatives and Hedging (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Derivative [Line Items]
Residential mortgage loans held for sale	$ 129,500,000	$ 419,100,000
Fair Value Asset	508,000	2,148,000
Fair Value Liability	516,000	2,144,000
Bank Servicing Fees	10,300,000	383,000	(3,200,000)
Minimum
Derivative [Line Items]
Interest rate lock period	10 days
Maximum
Derivative [Line Items]
Interest rate lock period	60 days
Interest rate lock commitments
Derivative [Line Items]
Notional	99,215,000	242,061,000
Fair Value Asset	1,740,000	9,035,000
Fair Value Liability	0	0
Forward commitments
Derivative [Line Items]
Notional	211,000,000	531,000,000
Fair Value Asset	2,231,000	0
Fair Value Liability	0	1,881,000
Interest rate swaps - broker-dealer
Derivative [Line Items]
Notional	21,054,000	44,846,000
Fair Value Asset	0	0
Fair Value Liability	516,000	2,144,000
Interest rate swaps - customer
Derivative [Line Items]
Notional	22,090,000	36,158,000
Fair Value Asset	508,000	2,148,000
Fair Value Liability	0	0
Mortgage Banking Operations [Member]
Derivative [Line Items]
Gain (loss) recognized in income	(3,351,000)	9,816,000	(10,297,000)
Other Noninterest Income [Member]
Derivative [Line Items]
Gain (loss) recognized in income	$ 143,000	$ (553,000)	$ 61,000