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Loans (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Net Loans | $ 5,883,133 | $ 5,595,271
Deferred loan origination costs, net | 38,700 | 35,600
Residential loans held for sale | 0 | 3,200
Loans and Leases Receivable, Related Parties [Roll Forward] |  |
Balance at January 1 | 3,576 | 3,372
New loans | 390 | 522
Adjustment due to change in composition of related parties | (265) | 253
Repayments | (1,355) | (571)
Balance at December 31 | 2,346 | 3,576
Commercial [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Net Loans | 1,159,089 | 1,144,761
Commercial Real Estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Net Loans | 1,430,618 | 1,334,984
Consumer [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Net Loans | 1,568,204 | 1,430,216
Home Equity [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Net Loans | 528,442 | 569,595
Commercial Loans [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Net Loans | 2,589,707 | 2,479,745
Commercial Loans [Member] | Agricultural and Agricultural Real Estate Mortgages [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans serviced | 25,100 | 23,400
Consumer Loans [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Net Loans | 2,096,646 | 1,999,811
Residential Real Estate Mortgages [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Net Loans | $ 1,196,780 | $ 1,115,715

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- Definition Amount before allowance and after deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=28367877&loc=d3e4428-111522 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=49124121&loc=d3e5074-111524 + Details
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- Definition For an unclassified balance sheet, reflects the carrying amount of unpaid loan amounts due from related parties at the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.7(e)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864 + Details
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