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Allowance for Probable Loan Losses (Non-accrual Basis By Loan Class) (Details) - USD ($) $ in Thousands | Mar. 31, 2017 | Dec. 31, 2016
--- | --- | ---
Loan loss allowances, financing receivable past due |  |
Non-accrual loans, total | $ 31,967 | $ 37,245
Commercial |  |
Loan loss allowances, financing receivable past due |  |
Non-accrual loans, total | 21,294 | 22,369
Commercial Real Estate: Other Construction and Land Development |  |
Loan loss allowances, financing receivable past due |  |
Non-accrual loans, total | 3,587 | 4,776
Commercial Real Estate: Farmland & Commercial |  |
Loan loss allowances, financing receivable past due |  |
Non-accrual loans, total | 5,532 | 8,314
Commercial Real Estate: Multifamily |  |
Loan loss allowances, financing receivable past due |  |
Non-accrual loans, total | 532 | 552
Residential First Lien |  |
Loan loss allowances, financing receivable past due |  |
Non-accrual loans, total | 424 | 655
Residential Junior Lien |  |
Loan loss allowances, financing receivable past due |  |
Non-accrual loans, total | 166 | 166
Consumer |  |
Loan loss allowances, financing receivable past due |  |
Non-accrual loans, total | 42 | 26
Foreign |  |
Loan loss allowances, financing receivable past due |  |
Non-accrual loans, total | $ 390 | $ 387

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- Definition Recorded investment in financing receivables that are on nonaccrual status as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Recorded Investment -URI http://asc.fasb.org/extlink&oid=65880944 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=66008989&loc=d3e5111-111524 + Details
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