Fair Value Measurements (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Financial assets:
Fair Value	$ 646,805	$ 553,584
Mortgage loans held for sale, at fair value	225,254	25,628
Trust preferred securities
Financial assets:
Fair Value	19,469	19,756
Other debt securities
Financial assets:
Fair Value	19,333	17,930
Other equity securities
Financial assets:
Fair Value	4,340	3,599
Obligations of other U.S. Government agencies and corporations
Financial assets:
Fair Value	6,200	6,147
Government agency mortgage backed securities | Residential mortgage backed securities:
Financial assets:
Fair Value	364,540	296,359
Government agency mortgage backed securities | Commercial mortgage backed securities:
Financial assets:
Fair Value	59,759	47,185
Government agency collateralized mortgage obligations | Residential mortgage backed securities:
Financial assets:
Fair Value	168,060	157,436
Government agency collateralized mortgage obligations | Commercial mortgage backed securities:
Financial assets:
Fair Value	5,104	5,172
Quoted Prices In Active Markets for Identical Assets (Level 1)
Financial assets:
Fair Value	0	0
Derivative instruments	0	0
Mortgage loans held for sale, at fair value	0	0
Financial liabilities:
Derivative instruments	0	0
Significant Other Observable Inputs (Level 2)
Financial assets:
Fair Value	627,336	533,828
Derivative instruments	7,498	3,731
Mortgage loans held for sale, at fair value	225,254	25,628
Financial liabilities:
Derivative instruments	7,319	6,293
Significant Other Observable Inputs (Level 2) | Interest rate swap
Financial liabilities:
Derivative instruments	4,266
Significant Other Observable Inputs (Level 2) | Interest rate contracts
Financial assets:
Derivative instruments	2,544
Financial liabilities:
Derivative instruments	2,544
Significant Other Observable Inputs (Level 2) | Interest rate lock commitments
Financial assets:
Derivative instruments	4,508
Significant Other Observable Inputs (Level 2) | Forward commitments
Financial assets:
Derivative instruments	446	5
Financial liabilities:
Derivative instruments	509
Significant Unobservable Inputs (Level 3)
Financial assets:
Fair Value	19,469	19,756
Derivative instruments	0	0
Mortgage loans held for sale, at fair value	0	0
Financial liabilities:
Derivative instruments	0	0
Recurring
Financial assets:
Fair Value	646,805	553,584
Derivative instruments	7,498	3,731
Mortgage loans held for sale, at fair value	225,254
Total financial assets	879,557	582,943
Financial liabilities:
Derivative instruments	7,319	6,293
Total financial liabilities	7,319	6,293
Recurring | Interest rate swap
Financial assets:
Derivative instruments	0	0
Financial liabilities:
Derivative instruments	4,266	3,847
Recurring | Interest rate contracts
Financial assets:
Derivative instruments	2,544	2,142
Financial liabilities:
Derivative instruments	2,544	2,143
Recurring | Interest rate lock commitments
Financial assets:
Derivative instruments	4,508	1,584
Financial liabilities:
Derivative instruments	0	0
Recurring | Mortgage loans held for sale
Financial assets:
Derivative instruments		25,628
Recurring | Forward commitments
Financial assets:
Derivative instruments	446	5
Financial liabilities:
Derivative instruments	509	303
Recurring | Trust preferred securities
Financial assets:
Fair Value	19,469	19,756
Recurring | Other debt securities
Financial assets:
Fair Value	19,333	17,930
Recurring | Other equity securities
Financial assets:
Fair Value	4,340	3,599
Recurring | Obligations of other U.S. Government agencies and corporations
Financial assets:
Fair Value	6,200	6,147
Recurring | Government agency mortgage backed securities | Residential mortgage backed securities:
Financial assets:
Fair Value	364,540	296,359
Recurring | Government agency mortgage backed securities | Commercial mortgage backed securities:
Financial assets:
Fair Value	59,759	47,185
Recurring | Government agency collateralized mortgage obligations | Residential mortgage backed securities:
Financial assets:
Fair Value	168,060	157,436
Recurring | Government agency collateralized mortgage obligations | Commercial mortgage backed securities:
Financial assets:
Fair Value	5,104	5,172
Recurring | Quoted Prices In Active Markets for Identical Assets (Level 1)
Financial assets:
Fair Value	0	0
Derivative instruments	0	0
Mortgage loans held for sale, at fair value	0
Total financial assets	0	0
Financial liabilities:
Derivative instruments	0	0
Total financial liabilities	0	0
Recurring | Quoted Prices In Active Markets for Identical Assets (Level 1) | Interest rate swap
Financial assets:
Derivative instruments	0	0
Financial liabilities:
Derivative instruments	0	0
Recurring | Quoted Prices In Active Markets for Identical Assets (Level 1) | Interest rate contracts
Financial assets:
Derivative instruments	0	0
Financial liabilities:
Derivative instruments	0	0
Recurring | Quoted Prices In Active Markets for Identical Assets (Level 1) | Interest rate lock commitments
Financial assets:
Derivative instruments	0	0
Financial liabilities:
Derivative instruments	0	0
Recurring | Quoted Prices In Active Markets for Identical Assets (Level 1) | Mortgage loans held for sale
Financial assets:
Derivative instruments		0
Recurring | Quoted Prices In Active Markets for Identical Assets (Level 1) | Forward commitments
Financial assets:
Derivative instruments	0	0
Financial liabilities:
Derivative instruments	0	0
Recurring | Quoted Prices In Active Markets for Identical Assets (Level 1) | Trust preferred securities
Financial assets:
Fair Value	0	0
Recurring | Quoted Prices In Active Markets for Identical Assets (Level 1) | Other debt securities
Financial assets:
Fair Value	0	0
Recurring | Quoted Prices In Active Markets for Identical Assets (Level 1) | Other equity securities
Financial assets:
Fair Value	0	0
Recurring | Quoted Prices In Active Markets for Identical Assets (Level 1) | Obligations of other U.S. Government agencies and corporations
Financial assets:
Fair Value	0	0
Recurring | Quoted Prices In Active Markets for Identical Assets (Level 1) | Government agency mortgage backed securities | Residential mortgage backed securities:
Financial assets:
Fair Value	0	0
Recurring | Quoted Prices In Active Markets for Identical Assets (Level 1) | Government agency mortgage backed securities | Commercial mortgage backed securities:
Financial assets:
Fair Value	0	0
Recurring | Quoted Prices In Active Markets for Identical Assets (Level 1) | Government agency collateralized mortgage obligations | Residential mortgage backed securities:
Financial assets:
Fair Value	0	0
Recurring | Quoted Prices In Active Markets for Identical Assets (Level 1) | Government agency collateralized mortgage obligations | Commercial mortgage backed securities:
Financial assets:
Fair Value	0	0
Recurring | Significant Other Observable Inputs (Level 2)
Financial assets:
Fair Value	627,336	533,828
Derivative instruments	7,498	3,731
Total financial assets	860,088	563,187
Financial liabilities:
Derivative instruments	7,319	6,293
Total financial liabilities	7,319	6,293
Recurring | Significant Other Observable Inputs (Level 2) | Interest rate swap
Financial assets:
Derivative instruments	0	0
Financial liabilities:
Derivative instruments		3,847
Recurring | Significant Other Observable Inputs (Level 2) | Interest rate contracts
Financial assets:
Derivative instruments		2,142
Financial liabilities:
Derivative instruments		2,143
Recurring | Significant Other Observable Inputs (Level 2) | Interest rate lock commitments
Financial assets:
Derivative instruments		1,584
Financial liabilities:
Derivative instruments	0	0
Recurring | Significant Other Observable Inputs (Level 2) | Mortgage loans held for sale
Financial assets:
Derivative instruments		25,628
Recurring | Significant Other Observable Inputs (Level 2) | Forward commitments
Financial liabilities:
Derivative instruments		303
Recurring | Significant Other Observable Inputs (Level 2) | Trust preferred securities
Financial assets:
Fair Value	0	0
Recurring | Significant Other Observable Inputs (Level 2) | Other debt securities
Financial assets:
Fair Value	19,333	17,930
Recurring | Significant Other Observable Inputs (Level 2) | Other equity securities
Financial assets:
Fair Value	4,340	3,599
Recurring | Significant Other Observable Inputs (Level 2) | Obligations of other U.S. Government agencies and corporations
Financial assets:
Fair Value	6,200	6,147
Recurring | Significant Other Observable Inputs (Level 2) | Government agency mortgage backed securities | Residential mortgage backed securities:
Financial assets:
Fair Value	364,540	296,359
Recurring | Significant Other Observable Inputs (Level 2) | Government agency mortgage backed securities | Commercial mortgage backed securities:
Financial assets:
Fair Value	59,759	47,185
Recurring | Significant Other Observable Inputs (Level 2) | Government agency collateralized mortgage obligations | Residential mortgage backed securities:
Financial assets:
Fair Value	168,060	157,436
Recurring | Significant Other Observable Inputs (Level 2) | Government agency collateralized mortgage obligations | Commercial mortgage backed securities:
Financial assets:
Fair Value	5,104	5,172
Recurring | Significant Unobservable Inputs (Level 3)
Financial assets:
Fair Value	19,469	19,756
Derivative instruments	0	0
Mortgage loans held for sale, at fair value	0
Total financial assets	19,469	19,756
Financial liabilities:
Derivative instruments	0	0
Total financial liabilities	0	0
Recurring | Significant Unobservable Inputs (Level 3) | Interest rate swap
Financial assets:
Derivative instruments	0	0
Financial liabilities:
Derivative instruments	0	0
Recurring | Significant Unobservable Inputs (Level 3) | Interest rate contracts
Financial assets:
Derivative instruments	0	0
Financial liabilities:
Derivative instruments	0	0
Recurring | Significant Unobservable Inputs (Level 3) | Interest rate lock commitments
Financial assets:
Derivative instruments	0	0
Financial liabilities:
Derivative instruments	0	0
Recurring | Significant Unobservable Inputs (Level 3) | Mortgage loans held for sale
Financial assets:
Derivative instruments		0
Recurring | Significant Unobservable Inputs (Level 3) | Forward commitments
Financial assets:
Derivative instruments	0	0
Financial liabilities:
Derivative instruments	0	0
Recurring | Significant Unobservable Inputs (Level 3) | Trust preferred securities
Financial assets:
Fair Value	19,469	19,756
Recurring | Significant Unobservable Inputs (Level 3) | Other debt securities
Financial assets:
Fair Value	0	0
Recurring | Significant Unobservable Inputs (Level 3) | Other equity securities
Financial assets:
Fair Value	0	0
Recurring | Significant Unobservable Inputs (Level 3) | Obligations of other U.S. Government agencies and corporations
Financial assets:
Fair Value	0	0
Recurring | Significant Unobservable Inputs (Level 3) | Government agency mortgage backed securities | Residential mortgage backed securities:
Financial assets:
Fair Value	0	0
Recurring | Significant Unobservable Inputs (Level 3) | Government agency mortgage backed securities | Commercial mortgage backed securities:
Financial assets:
Fair Value	0	0
Recurring | Significant Unobservable Inputs (Level 3) | Government agency collateralized mortgage obligations | Residential mortgage backed securities:
Financial assets:
Fair Value	0	0
Recurring | Significant Unobservable Inputs (Level 3) | Government agency collateralized mortgage obligations | Commercial mortgage backed securities:
Financial assets:
Fair Value	$ 0	$ 0