Fair Value of Financial Instruments Discount Rate (Details) (Level 3)	9 Months Ended
	Sep. 30, 2014
Fair Value, Measurements, Nonrecurring | Impaired Loans | Fair Value of Underlying Collateral | Maximum | Discount applied to the obtained appraisal
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Level 3 fair value instrument, inputs	28.00%
Fair Value, Measurements, Nonrecurring | Impaired Loans | Fair Value of Underlying Collateral | Weighted Average | Discount applied to the obtained appraisal
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Level 3 fair value instrument, inputs	0.45%
Fair Value, Measurements, Nonrecurring | Impaired Loans | Fair Value of Underlying Collateral | Minimum | Discount applied to the obtained appraisal
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Level 3 fair value instrument, inputs	0.00%
Fair Value, Measurements, Nonrecurring | OREO | Fair Value of Collateral | Maximum | Discount applied to the obtained appraisal
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Level 3 fair value instrument, inputs	0.00%
Fair Value, Measurements, Nonrecurring | OREO | Fair Value of Collateral | Weighted Average | Discount applied to the obtained appraisal
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Level 3 fair value instrument, inputs	0.00%
Fair Value, Measurements, Nonrecurring | OREO | Fair Value of Collateral | Minimum | Discount applied to the obtained appraisal
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Level 3 fair value instrument, inputs	0.00%
Fair Value, Measurements, Nonrecurring | Servicing rights | Discounted Cash Flow | Maximum | Weighted average prepayment speed
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Level 3 fair value instrument, inputs
Fair Value, Measurements, Nonrecurring | Servicing rights | Discounted Cash Flow | Weighted Average | Weighted average prepayment speed
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Level 3 fair value instrument, inputs
Fair Value, Measurements, Nonrecurring | Servicing rights | Discounted Cash Flow | Minimum | Weighted average prepayment speed
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Level 3 fair value instrument, inputs
Fair Value, Measurements, Recurring | Interest Rate Lock Commitments | Quoted Market Prices | Maximum | Pull-through expectations
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Level 3 fair value instrument, inputs	99.99%
Fair Value, Measurements, Recurring | Interest Rate Lock Commitments | Quoted Market Prices | Weighted Average | Pull-through expectations
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Level 3 fair value instrument, inputs	91.81%
Fair Value, Measurements, Recurring | Interest Rate Lock Commitments | Quoted Market Prices | Minimum | Pull-through expectations
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Level 3 fair value instrument, inputs	80.00%
Fair Value, Measurements, Recurring | Forward Contracts [Member] | Quoted Market Prices | Maximum | Pull-through expectations
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Level 3 fair value instrument, inputs	99.99%
Fair Value, Measurements, Recurring | Forward Contracts [Member] | Quoted Market Prices | Weighted Average | Pull-through expectations
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Level 3 fair value instrument, inputs	91.81%
Fair Value, Measurements, Recurring | Forward Contracts [Member] | Quoted Market Prices | Minimum | Pull-through expectations
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Level 3 fair value instrument, inputs	80.00%