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Note 5 - Loans and Allowance for Loan Losses - Nonaccrual Loans, Excluding Loans Acquired, Segregated by Class of Loans (Details) - USD ($) $ in Thousands | Sep. 30, 2017 | Dec. 31, 2016
--- | --- | ---
Loans in nonaccrual status | $ 54,438 | $ 39,104
Consumer Portfolio Segment [Member] |  |
Loans in nonaccrual status | 4,153 | 2,166
Consumer Portfolio Segment [Member] | Credit Card Receivable [Member] |  |
Loans in nonaccrual status | 273 | 373
Consumer Portfolio Segment [Member] | Other Loans [Member] |  |
Loans in nonaccrual status | 3,880 | 1,793
Commercial Real Estate Portfolio Segment [Member] |  |
Loans in nonaccrual status | 34,248 | 27,935
Commercial Real Estate Portfolio Segment [Member] | Construction Loans [Member] |  |
Loans in nonaccrual status | 2,403 | 3,411
Commercial Real Estate Portfolio Segment [Member] | Single Family Residential Loans [Member] |  |
Loans in nonaccrual status | 13,034 | 12,139
Commercial Real Estate Portfolio Segment [Member] | Other Commercial Loans [Member] |  |
Loans in nonaccrual status | 18,811 | 12,385
Commercial Portfolio Segment [Member] |  |
Loans in nonaccrual status | 16,037 | 9,003
Commercial Portfolio Segment [Member] | Commercial Loans [Member] |  |
Loans in nonaccrual status | 13,827 | 7,765
Commercial Portfolio Segment [Member] | Agricultural Loans [Member] |  |
Loans in nonaccrual status | $ 2,210 | $ 1,238

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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 -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5111-111524 + Details
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