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Note 6 - Loans Acquired (Tables) | 12 Months Ended
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Dec. 31, 2017
Notes Tables |
Carrying Value Of All Acquired Impaired Loans [Table Text Block] |
|  | Loans Acquired At December 31,
(In thousands) |  | 2017 |  | 2016
Consumer: |  |  |  |  |  |  |  |
Other consumer |  | $ | 51,467 |  |  | $ | 49,677 |
Total consumer |  |  | 51,467 |  |  |  | 49,677 |
Real estate: |  |  |  |  |  |  |  |
Construction |  |  | 637,032 |  |  |  | 57,587 |
Single family residential |  |  | 793,228 |  |  |  | 423,176 |
Other commercial |  |  | 2,387,777 |  |  |  | 690,108 |
Total real estate |  |  | 3,818,037 |  |  |  | 1,170,871 |
Commercial: |  |  |  |  |  |  |  |
Commercial |  |  | 995,587 |  |  |  | 81,837 |
Agricultural |  |  | 66,576 |  |  |  | 3,298 |
Total commercial |  |  | 1,062,163 |  |  |  | 85,135 |
Other |  |  | 142,409 |  |  |  | -- |
Total loans acquired (1) |  | $ | 5,074,076 |  |  | $ | 1,305,683 |
Schedule of Financing Receivables, Non Accrual Status [Table Text Block] |
(In thousands) |  | 2017 |  | 2016
Consumer: |  |  |  |  |  |  |  |
Credit cards |  | $ | 170 |  |  | $ | 373 |
Other consumer |  |  | 4,605 |  |  |  | 1,793 |
Total consumer |  |  | 4,775 |  |  |  | 2,166 |
Real estate: |  |  |  |  |  |  |  |
Construction |  |  | 2,242 |  |  |  | 3,411 |
Single family residential |  |  | 13,431 |  |  |  | 12,139 |
Other commercial |  |  | 16,054 |  |  |  | 12,385 |
Total real estate |  |  | 31,727 |  |  |  | 27,935 |
Commercial: |  |  |  |  |  |  |  |
Commercial |  |  | 6,980 |  |  |  | 7,765 |
Agricultural |  |  | 2,160 |  |  |  | 1,238 |
Total commercial |  |  | 9,140 |  |  |  | 9,003 |
Total |  | $ | 45,642 |  |  | $ | 39,104 |
Past Due Financing Receivables [Table Text Block] |
(In thousands) |  | Gross 30-89 Days Past Due |  | 90 Days or More Past Due |  | Total Past Due |  | Current |  | Total Loans |  | 90 Days Past Due & Accruing
December 31, 2017 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consumer: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Credit cards |  | $ | 707 |  |  | $ | 672 |  |  | $ | 1,379 |  |  | $ | 184,043 |  |  | $ | 185,422 |  |  | $ | 332 |
Other consumer |  |  | 5,009 |  |  |  | 3,298 |  |  |  | 8,307 |  |  |  | 271,787 |  |  |  | 280,094 |  |  |  | 10 |
Total consumer |  |  | 5,716 |  |  |  | 3,970 |  |  |  | 9,686 |  |  |  | 455,830 |  |  |  | 465,516 |  |  |  | 342 |
Real estate: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Construction |  |  | 411 |  |  |  | 1,210 |  |  |  | 1,621 |  |  |  | 612,534 |  |  |  | 614,155 |  |  |  | -- |
Single family residential |  |  | 8,071 |  |  |  | 6,460 |  |  |  | 14,531 |  |  |  | 1,080,102 |  |  |  | 1,094,633 |  |  |  | 1 |
Other commercial |  |  | 2,388 |  |  |  | 8,031 |  |  |  | 10,419 |  |  |  | 2,520,405 |  |  |  | 2,530,824 |  |  |  | -- |
Total real estate |  |  | 10,870 |  |  |  | 15,701 |  |  |  | 26,571 |  |  |  | 4,213,041 |  |  |  | 4,239,612 |  |  |  | 1 |
Commercial: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Commercial |  |  | 1,523 |  |  |  | 6,125 |  |  |  | 7,648 |  |  |  | 817,569 |  |  |  | 825,217 |  |  |  | -- |
Agricultural |  |  | 50 |  |  |  | 2,120 |  |  |  | 2,170 |  |  |  | 146,132 |  |  |  | 148,302 |  |  |  |  |
Total commercial |  |  | 1,573 |  |  |  | 8,245 |  |  |  | 9,818 |  |  |  | 963,701 |  |  |  | 973,519 |  |  |  | -- |
Other |  |  | -- |  |  |  | -- |  |  |  | -- |  |  |  | 26,962 |  |  |  | 26,962 |  |  |  | -- |
Total |  | $ | 18,159 |  |  | $ | 27,916 |  |  | $ | 46,075 |  |  | $ | 5,659,534 |  |  | $ | 5,705,609 |  |  | $ | 343 |
December 31, 2016 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consumer: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Credit cards |  | $ | 716 |  |  | $ | 275 |  |  | $ | 991 |  |  | $ | 183,600 |  |  | $ | 184,591 |  |  | $ | 275 |
Other consumer |  |  | 3,786 |  |  |  | 1,027 |  |  |  | 4,813 |  |  |  | 299,159 |  |  |  | 303,972 |  |  |  | 11 |
Total consumer |  |  | 4,502 |  |  |  | 1,302 |  |  |  | 5,804 |  |  |  | 482,759 |  |  |  | 488,563 |  |  |  | 286 |
Real estate: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Construction |  |  | 1,420 |  |  |  | 1,246 |  |  |  | 2,666 |  |  |  | 334,093 |  |  |  | 336,759 |  |  |  | -- |
Single family residential |  |  | 6,310 |  |  |  | 5,927 |  |  |  | 12,237 |  |  |  | 892,008 |  |  |  | 904,245 |  |  |  | 14 |
Other commercial |  |  | 4,212 |  |  |  | 6,722 |  |  |  | 10,934 |  |  |  | 1,776,141 |  |  |  | 1,787,075 |  |  |  | -- |
Total real estate |  |  | 11,942 |  |  |  | 13,895 |  |  |  | 25,837 |  |  |  | 3,002,242 |  |  |  | 3,028,079 |  |  |  | 14 |
Commercial: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Commercial |  |  | 2,040 |  |  |  | 5,296 |  |  |  | 7,336 |  |  |  | 632,189 |  |  |  | 639,525 |  |  |  | -- |
Agricultural |  |  | 121 |  |  |  | 1,215 |  |  |  | 1,336 |  |  |  | 149,042 |  |  |  | 150,378 |  |  |  | -- |
Total commercial |  |  | 2,161 |  |  |  | 6,511 |  |  |  | 8,672 |  |  |  | 781,231 |  |  |  | 789,903 |  |  |  | -- |
Other |  |  | -- |  |  |  | -- |  |  |  | -- |  |  |  | 20,662 |  |  |  | 20,662 |  |  |  | -- |
Total |  | $ | 18,605 |  |  | $ | 21,708 |  |  | $ | 40,313 |  |  | $ | 4,286,894 |  |  | $ | 4,327,207 |  |  | $ | 300 |
Financing Receivable Credit Quality Indicators [Table Text Block] |
(In thousands) |  | Risk Rate 1-4 |  | Risk Rate 5 |  | Risk Rate 6 |  | Risk Rate 7 |  | Risk Rate 8 |  | Total
December 31, 2017 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consumer: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Credit cards |  | $ | 184,920 |  |  | $ | -- |  |  | $ | 502 |  |  | $ | -- |  |  | $ | -- |  |  | $ | 185,422 |
Other consumer |  |  | 275,160 |  |  |  | -- |  |  |  | 4,934 |  |  |  | -- |  |  |  | -- |  |  |  | 280,094 |
Total consumer |  |  | 460,080 |  |  |  | -- |  |  |  | 5,436 |  |  |  | -- |  |  |  | -- |  |  |  | 465,516 |
Real estate: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Construction |  |  | 603,126 |  |  |  | 5,795 |  |  |  | 5,218 |  |  |  | 16 |  |  |  | -- |  |  |  | 614,155 |
Single family residential |  |  | 1,066,902 |  |  |  | 3,954 |  |  |  | 23,490 |  |  |  | 287 |  |  |  | -- |  |  |  | 1,094,633 |
Other commercial |  |  | 2,480,293 |  |  |  | 19,581 |  |  |  | 30,950 |  |  |  | -- |  |  |  | -- |  |  |  | 2,530,824 |
Total real estate |  |  | 4,150,321 |  |  |  | 29,330 |  |  |  | 59,658 |  |  |  | 303 |  |  |  | -- |  |  |  | 4,239,612 |
Commercial: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Commercial |  |  | 736,377 |  |  |  | 74,254 |  |  |  | 14,402 |  |  |  | 50 |  |  |  | 134 |  |  |  | 825,217 |
Agricultural |  |  | 146,065 |  |  |  | 24 |  |  |  | 2,190 |  |  |  | 23 |  |  |  | -- |  |  |  | 148,302 |
Total commercial |  |  | 882,442 |  |  |  | 74,278 |  |  |  | 16,592 |  |  |  | 73 |  |  |  | 134 |  |  |  | 973,519 |
Other |  |  | 26,962 |  |  |  | -- |  |  |  | -- |  |  |  | -- |  |  |  | -- |  |  |  | 26,962 |
Loans acquired |  |  | 4,782,384 |  |  |  | 198,314 |  |  |  | 93,378 |  |  |  | -- |  |  |  | -- |  |  |  | 5,074,076 |
Total |  | $ | 10,302,189 |  |  | $ | 301,922 |  |  | $ | 175,064 |  |  | $ | 376 |  |  | $ | 134 |  |  | $ | 10,779,685 |
(In thousands) |  | Risk Rate 1-4 |  | Risk Rate 5 |  | Risk Rate 6 |  | Risk Rate 7 |  | Risk Rate 8 |  | Total
December 31, 2016 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consumer: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Credit cards |  | $ | 183,943 |  |  | $ | -- |  |  | $ | 648 |  |  | $ | -- |  |  | $ | -- |  |  | $ | 184,591 |
Other consumer |  |  | 301,632 |  |  |  | 26 |  |  |  | 2,314 |  |  |  | -- |  |  |  | -- |  |  |  | 303,972 |
Total consumer |  |  | 485,575 |  |  |  | 26 |  |  |  | 2,962 |  |  |  | -- |  |  |  | -- |  |  |  | 488,563 |
Real estate: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Construction |  |  | 330,080 |  |  |  | 98 |  |  |  | 6,565 |  |  |  | 16 |  |  |  | -- |  |  |  | 336,759 |
Single family residential |  |  | 875,603 |  |  |  | 4,024 |  |  |  | 24,460 |  |  |  | 158 |  |  |  | -- |  |  |  | 904,245 |
Other commercial |  |  | 1,738,207 |  |  |  | 6,874 |  |  |  | 41,994 |  |  |  | -- |  |  |  | -- |  |  |  | 1,787,075 |
Total real estate |  |  | 2,943,890 |  |  |  | 10,996 |  |  |  | 73,019 |  |  |  | 174 |  |  |  | -- |  |  |  | 3,028,079 |
Commercial: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Commercial |  |  | 616,805 |  |  |  | 558 |  |  |  | 22,162 |  |  |  | -- |  |  |  | -- |  |  |  | 639,525 |
Agricultural |  |  | 148,218 |  |  |  | 104 |  |  |  | 2,033 |  |  |  | -- |  |  |  | 23 |  |  |  | 150,378 |
Total commercial |  |  | 765,023 |  |  |  | 662 |  |  |  | 24,195 |  |  |  | -- |  |  |  | 23 |  |  |  | 789,903 |
Other |  |  | 20,662 |  |  |  | -- |  |  |  | -- |  |  |  | -- |  |  |  | -- |  |  |  | 20,662 |
Loans acquired |  |  | 1,217,886 |  |  |  | 22,181 |  |  |  | 64,075 |  |  |  | 1,541 |  |  |  | -- |  |  |  | 1,305,683 |
Total |  | $ | 5,433,036 |  |  | $ | 33,865 |  |  | $ | 164,251 |  |  | $ | 1,715 |  |  | $ | 23 |  |  | $ | 5,632,890 |
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities Acquired During Period [Table Text Block] |
(In thousands) |  | Not Impaired |  | Impaired
Contractually required principal and interest at acquisition |  | $ | 2,021,388 |  |  | $ | 18,136 |
Non-accretable difference (expected losses and foregone interest) |  |  | -- |  |  |  | (6,731 | )
Cash flows expected to be collected at acquisition |  |  | 2,021,388 |  |  |  | 11,405 |
Accretable yield |  |  | (36,340 | ) |  |  | -- |
Basis in acquired loans at acquisition |  | $ | 1,985,048 |  |  | $ | 11,405 |
(In thousands) |  | Not Impaired |  | Impaired
Contractually required principal and interest at acquisition |  | $ | 2,246,212 |  |  | $ | -- |
Non-accretable difference (expected losses and foregone interest) |  |  | -- |  |  |  | -- |
Cash flows expected to be collected at acquisition |  |  | 2,246,212 |  |  |  | -- |
Accretable yield |  |  | (37,834 | ) |  |  | -- |
Basis in acquired loans at acquisition |  | $ | 2,208,378 |  |  | $ | -- |
(In thousands) |  | Not Impaired |  | Impaired
Contractually required principal and interest at acquisition |  | $ | 254,189 |  |  | $ | 3,452 |
Non-accretable difference (expected losses and foregone interest) |  |  | -- |  |  |  | (990 | )
Cash flows expected to be collected at acquisition |  |  | 254,189 |  |  |  | 2,462 |
Accretable yield |  |  | (5,002 | ) |  |  | -- |
Basis in acquired loans at acquisition |  | $ | 249,187 |  |  | $ | 2,462 |
(In thousands) |  | Not Impaired |  | Impaired
Contractually required principal and interest at acquisition |  | $ | 348,756 |  |  | $ | 1,605 |
Non-accretable difference (expected losses and foregone interest) |  |  | -- |  |  |  | (848 | )
Cash flows expected to be collected at acquisition |  |  | 348,756 |  |  |  | 757 |
Accretable yield |  |  | (8,663 | ) |  |  | -- |
Basis in acquired loans at acquisition |  | $ | 340,093 |  |  | $ | 757 |
(In thousands) |  | Not Impaired |  | Impaired
Contractually required principal and interest at acquisition |  | $ | 774,777 |  |  | $ | 15,716 |
Non-accretable difference (expected losses and foregone interest) |  |  | -- |  |  |  | (4,978 | )
Cash flows expected to be collected at acquisition |  |  | 774,777 |  |  |  | 10,738 |
Accretable yield |  |  | (4,869 | ) |  |  | 12 |
Basis in acquired loans at acquisition |  | $ | 769,908 |  |  | $ | 10,750 |
(In thousands) |  | Not Impaired |  | Impaired
Contractually required principal and interest at acquisition |  | $ | 1,153,255 |  |  | $ | 10,143 |
Non-accretable difference (expected losses and foregone interest) |  |  | -- |  |  |  | (3,247 | )
Cash flows expected to be collected at acquisition |  |  | 1,153,255 |  |  |  | 6,896 |
Accretable yield |  |  | (23,712 | ) |  |  | 104 |
Basis in acquired loans at acquisition |  | $ | 1,129,543 |  |  | $ | 7,000 |
Tabular Temporal Display Of Adjustments Related To Purchased Covered Impaired Loans [Table Text Block] |
(In thousands) |  | 2017 |  | 2016 |  | 2015
Impact on net interest income |  | $ | 4,105 |  |  | $ | 3,072 |  |  | $ | 19,995 |
Non-interest income (1) |  |  | -- |  |  |  | -- |  |  |  | (7,719 | )
Net impact to pre-tax income |  |  | 4,105 |  |  |  | 3,072 |  |  |  | 12,276 |
Net impact, net of taxes |  | $ | 2,495 |  |  | $ | 1,867 |  |  | $ | 7,461 |
Tabular Temporal Display of Accretable Yield [Table Text Block] |
(In thousands) |  | Accretable Yield |  | Carrying Amount of Loans
Balance, January 1, 2015 |  | $ | 20,635 |  |  | $ | 169,098 |
Additions |  |  | (116 | ) |  |  | 17,750 |
Accretable yield adjustments |  |  | 6,593 |  |  |  | -- |
Accretion |  |  | (21,038 | ) |  |  | 21,038 |
Payments and other reductions, net |  |  | (5,120 | ) |  |  | (184,417 | )
Balance, December 31, 2015 |  |  | 954 |  |  |  | 23,469 |
Additions |  |  | 19 |  |  |  | 757 |
Accretable yield adjustments |  |  | 5,122 |  |  |  | -- |
Accretion |  |  | (4,440 | ) |  |  | 4,440 |
Payments and other reductions, net |  |  | -- |  |  |  | (10,864 | )
Balance, December 31, 2016 |  |  | 1,655 |  |  |  | 17,802 |
Additions |  |  | -- |  |  |  | 13,793 |
Accretable yield adjustments |  |  | 4,893 |  |  |  | -- |
Accretion |  |  | (5,928 | ) |  |  | 5,928 |
Payments and other reductions, net |  |  | -- |  |  |  | (20,407 | )
Balance, December 31, 2017 |  | $ | 620 |  |  | $ | 17,116 |
Summary Of The Changes In The FDIC True-Up Provision [Table Text Block] |
(In thousands) |  | FDIC True-up Provision
Balance, January 1, 2015 |  | $ | 8,308 |
Amortization expense |  |  | 107 |
Adjustments related to changes in expected losses |  |  | 720 |
Loss share termination agreement |  |  | (9,135 | )
Balance, December 31, 2015 |  | $ | -- |
Acquired Loans [Member] |
Notes Tables |
Schedule of Financing Receivables, Non Accrual Status [Table Text Block] |
(In thousands) |  | December 31, 2017 |  | December 31, 2016
Consumer: |  |  |  |  |  |  |  |
Other consumer |  | $ | 334 |  |  | $ | 456 |
Total consumer |  |  | 334 |  |  |  | 456 |
Real estate: |  |  |  |  |  |  |  |
Construction |  |  | 1,767 |  |  |  | 7,961 |
Single family residential |  |  | 12,151 |  |  |  | 13,366 |
Other commercial |  |  | 7,401 |  |  |  | 22,045 |
Total real estate |  |  | 21,319 |  |  |  | 43,372 |
Commercial: |  |  |  |  |  |  |  |
Commercial |  |  | 1,748 |  |  |  | 2,806 |
Agricultural |  |  | 84 |  |  |  | 198 |
Total commercial |  |  | 1,832 |  |  |  | 3,004 |
Total |  | $ | 23,485 |  |  | $ | 46,832 |
Past Due Financing Receivables [Table Text Block] |
(In thousands) |  | Gross 30-89 Days Past Due |  | 90 Days or More Past Due |  | Total Past Due |  | Current |  | Total Loans |  | 90 Days Past Due & Accruing
December 31, 2017 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consumer: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Other consumer |  | $ | 889 |  |  | $ | 260 |  |  | $ | 1,149 |  |  | $ | 50,318 |  |  | $ | 51,467 |  |  | $ | 108 |
Total consumer |  |  | 889 |  |  |  | 260 |  |  |  | 1,149 |  |  |  | 50,318 |  |  |  | 51,467 |  |  |  | 108 |
Real estate: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Construction |  |  | 2,577 |  |  |  | 1,448 |  |  |  | 4,025 |  |  |  | 633,007 |  |  |  | 637,032 |  |  |  | 279 |
Single family residential |  |  | 12,936 |  |  |  | 3,302 |  |  |  | 16,238 |  |  |  | 776,990 |  |  |  | 793,228 |  |  |  | 126 |
Other commercial |  |  | 17,176 |  |  |  | 5,647 |  |  |  | 22,823 |  |  |  | 2,364,954 |  |  |  | 2,387,777 |  |  |  | 2,565 |
Total real estate |  |  | 32,689 |  |  |  | 10,397 |  |  |  | 43,086 |  |  |  | 3,774,951 |  |  |  | 3,818,037 |  |  |  | 2,970 |
Commercial: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Commercial |  |  | 2,344 |  |  |  | 1,039 |  |  |  | 3,383 |  |  |  | 992,204 |  |  |  | 995,587 |  |  |  | 67 |
Agricultural |  |  | 51 |  |  |  | -- |  |  |  | 51 |  |  |  | 66,525 |  |  |  | 66,576 |  |  |  | -- |
Total commercial |  |  | 2,395 |  |  |  | 1,039 |  |  |  | 3,434 |  |  |  | 1,058,729 |  |  |  | 1,062,163 |  |  |  | 67 |
Other |  |  | 15 |  |  |  | -- |  |  |  | 15 |  |  |  | 142,394 |  |  |  | 142,409 |  |  |  | -- |
Total |  | $ | 35,988 |  |  | $ | 11,696 |  |  | $ | 47,684 |  |  | $ | 5,026,392 |  |  | $ | 5,074,076 |  |  | $ | 3,145 |
December 31, 2016 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consumer: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Other consumer |  | $ | 571 |  |  | $ | 189 |  |  | $ | 760 |  |  | $ | 48,917 |  |  | $ | 49,677 |  |  | $ | -- |
Total consumer |  |  | 571 |  |  |  | 189 |  |  |  | 760 |  |  |  | 48,917 |  |  |  | 49,677 |  |  |  | -- |
Real estate: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Construction |  |  | 132 |  |  |  | 7,332 |  |  |  | 7,464 |  |  |  | 50,123 |  |  |  | 57,587 |  |  |  | -- |
Single family residential |  |  | 8,358 |  |  |  | 4,857 |  |  |  | 13,215 |  |  |  | 409,961 |  |  |  | 423,176 |  |  |  | 11 |
Other commercial |  |  | 2,836 |  |  |  | 10,741 |  |  |  | 13,577 |  |  |  | 676,531 |  |  |  | 690,108 |  |  |  | -- |
Total real estate |  |  | 11,326 |  |  |  | 22,930 |  |  |  | 34,256 |  |  |  | 1,136,615 |  |  |  | 1,170,871 |  |  |  | 11 |
Commercial: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Commercial |  |  | 723 |  |  |  | 2,153 |  |  |  | 2,876 |  |  |  | 78,961 |  |  |  | 81,837 |  |  |  | -- |
Agricultural |  |  | 48 |  |  |  | -- |  |  |  | 48 |  |  |  | 3,250 |  |  |  | 3,298 |  |  |  | -- |
Total commercial |  |  | 771 |  |  |  | 2,153 |  |  |  | 2,924 |  |  |  | 82,211 |  |  |  | 85,135 |  |  |  | -- |
Total |  | $ | 12,668 |  |  | $ | 25,272 |  |  | $ | 37,940 |  |  | $ | 1,267,743 |  |  | $ | 1,305,683 |  |  | $ | 11 |
Financing Receivable Credit Quality Indicators [Table Text Block] |
(In thousands) |  | Risk Rate 1-4 |  | Risk Rate 5 |  | Risk Rate 6 |  | Risk Rate 7 |  | Risk Rate 8 |  | Total
December 31, 2017 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consumer: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Other consumer |  | $ | 50,625 |  |  | $ | 21 |  |  | $ | 821 |  |  | $ | -- |  |  | $ | -- |  |  | $ | 51,467 |
Total consumer |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real estate: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Construction |  |  | 468,610 |  |  |  | 166,710 |  |  |  | 1,712 |  |  |  | -- |  |  |  | -- |  |  |  | 637,032 |
Single family residential |  |  | 770,954 |  |  |  | 2,618 |  |  |  | 19,656 |  |  |  | -- |  |  |  | -- |  |  |  | 793,228 |
Other commercial |  |  | 2,337,097 |  |  |  | 15,064 |  |  |  | 35,616 |  |  |  | -- |  |  |  | -- |  |  |  | 2,387,777 |
Total real estate |  |  | 3,576,661 |  |  |  | 184,392 |  |  |  | 56,984 |  |  |  |  |  |  |  |  |  |  |  | 3,818,037 |
Commercial: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Commercial |  |  | 946,322 |  |  |  | 13,901 |  |  |  | 35,364 |  |  |  | -- |  |  |  | -- |  |  |  | 995,587 |
Agricultural |  |  | 66,367 |  |  |  | -- |  |  |  | 209 |  |  |  | -- |  |  |  | -- |  |  |  | 66,576 |
Total commercial |  |  | 1,012,689 |  |  |  | 13,901 |  |  |  | 35,573 |  |  |  | -- |  |  |  | -- |  |  |  | 1,062,163 |
Other |  |  | 142,409 |  |  |  | -- |  |  |  | -- |  |  |  | -- |  |  |  | -- |  |  |  | 142,409 |
Total |  | $ | 4,782,384 |  |  | $ | 198,314 |  |  | $ | 93,378 |  |  | $ | -- |  |  | $ | -- |  |  | $ | 5,074,076 |
December 31, 2016 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consumer: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Other consumer |  | $ | 48,992 |  |  | $ | 14 |  |  | $ | 671 |  |  | $ | -- |  |  | $ | -- |  |  | $ | 49,677 |
Total consumer |  |  | 48,992 |  |  |  | 14 |  |  |  | 671 |  |  |  | -- |  |  |  | -- |  |  |  | 49,677 |
Real estate: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Construction |  |  | 50,704 |  |  |  | 88 |  |  |  | 6,795 |  |  |  | -- |  |  |  | -- |  |  |  | 57,587 |
Single family residential |  |  | 400,553 |  |  |  | 2,696 |  |  |  | 18,392 |  |  |  | 1,535 |  |  |  | -- |  |  |  | 423,176 |
Other commercial |  |  | 641,018 |  |  |  | 17,384 |  |  |  | 31,706 |  |  |  | -- |  |  |  | -- |  |  |  | 690,108 |
Total real estate |  |  | 1,092,275 |  |  |  | 20,168 |  |  |  | 56,893 |  |  |  | 1,535 |  |  |  | -- |  |  |  | 1,170,871 |
Commercial: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Commercial |  |  | 73,609 |  |  |  | 1,965 |  |  |  | 6,257 |  |  |  | 6 |  |  |  | -- |  |  |  | 81,837 |
Agricultural |  |  | 3,010 |  |  |  | 34 |  |  |  | 254 |  |  |  | -- |  |  |  | -- |  |  |  | 3,298 |
Total commercial |  |  | 76,619 |  |  |  | 1,999 |  |  |  | 6,511 |  |  |  | 6 |  |  |  | -- |  |  |  | 85,135 |
Total |  | $ | 1,217,886 |  |  | $ | 22,181 |  |  | $ | 64,075 |  |  | $ | 1,541 |  |  | $ | -- |  |  | $ | 1,305,683 |

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