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Purchased Loans (Details 2) - Purchased - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2017 | Jun. 30, 2016 | Jun. 30, 2017 | Jun. 30, 2016 | Dec. 31, 2016
Impaired loans |  |  |  |  |
Unpaid Contractual Principal Balance | $ 8,013 |  | $ 8,013 |  | $ 6,674
Recorded Investment With Allowance | 3,484 |  | 3,484 |  | 4,538
Recorded Investment With No Allowance | 3,837 |  | 3,837 |  | 1,847
Total Recorded Investment | 7,321 |  | 7,321 |  | 6,385
Related Allowance | 78 |  | 78 |  | 515
Average Recorded Investment | 7,836 | $ 4,397 | 7,684 | $ 4,363 |
Interest Income Recognized | 78 | 42 | 116 | 61 |
Commercial, financial, agricultural |  |  |  |  |
Impaired loans |  |  |  |  |
Unpaid Contractual Principal Balance | 350 |  | 350 |  | 732
Recorded Investment With Allowance | 112 |  | 112 |  | 487
Recorded Investment With No Allowance | 221 |  | 221 |  | 224
Total Recorded Investment | 333 |  | 333 |  | 711
Related Allowance | 16 |  | 16 |  | 310
Average Recorded Investment | 342 | 237 | 347 | 241 |
Interest Income Recognized | 1 | 2 | 3 | 2 |
Real estate – construction |  |  |  |  |
Impaired loans |  |  |  |  |
Unpaid Contractual Principal Balance |  |  |  |  | 147
Recorded Investment With Allowance |  |  |  |  | 145
Recorded Investment With No Allowance |  |  |  |  | 0
Total Recorded Investment |  |  |  |  | 145
Related Allowance |  |  |  |  | 0
Real estate – 1-4 family mortgage |  |  |  |  |
Impaired loans |  |  |  |  |
Unpaid Contractual Principal Balance | 5,058 |  | 5,058 |  | 3,095
Recorded Investment With Allowance | 1,724 |  | 1,724 |  | 1,496
Recorded Investment With No Allowance | 2,715 |  | 2,715 |  | 1,385
Total Recorded Investment | 4,439 |  | 4,439 |  | 2,881
Related Allowance | 48 |  | 48 |  | 43
Average Recorded Investment | 4,960 | 1,644 | 5,032 | 1,634 |
Interest Income Recognized | 47 | 5 | 62 | 14 |
Real estate – commercial mortgage |  |  |  |  |
Impaired loans |  |  |  |  |
Unpaid Contractual Principal Balance | 2,581 |  | 2,581 |  | 2,485
Recorded Investment With Allowance | 1,642 |  | 1,642 |  | 2,275
Recorded Investment With No Allowance | 888 |  | 888 |  | 183
Total Recorded Investment | 2,530 |  | 2,530 |  | 2,458
Related Allowance | 11 |  | 11 |  | 48
Average Recorded Investment | 2,515 | 2,504 | 2,284 | 2,474 |
Interest Income Recognized | 30 | 35 | 51 | 45 |
Installment loans to individuals |  |  |  |  |
Impaired loans |  |  |  |  |
Unpaid Contractual Principal Balance | 24 |  | 24 |  | 215
Recorded Investment With Allowance | 6 |  | 6 |  | 135
Recorded Investment With No Allowance | 13 |  | 13 |  | 55
Total Recorded Investment | 19 |  | 19 |  | 190
Related Allowance | 3 |  | 3 |  | 114
Average Recorded Investment | 19 | 12 | 21 | 14 |
Interest Income Recognized | 0 | 0 | 0 | 0 |
Receivables Acquired with Deteriorated Credit Quality |  |  |  |  |
Impaired loans |  |  |  |  |
Unpaid Contractual Principal Balance | 292,792 |  | 292,792 |  | 340,104
Recorded Investment With Allowance | 82,914 |  | 82,914 |  | 89,257
Recorded Investment With No Allowance | 153,882 |  | 153,882 |  | 182,501
Total Recorded Investment | 236,796 |  | 236,796 |  | 271,758
Related Allowance | 2,160 |  | 2,160 |  | 2,820
Average Recorded Investment | 270,769 | 360,392 | 272,564 | 362,348 |
Interest Income Recognized | 3,199 | 4,341 | 6,501 | 8,355 |
Receivables Acquired with Deteriorated Credit Quality | Commercial, financial, agricultural |  |  |  |  |
Impaired loans |  |  |  |  |
Unpaid Contractual Principal Balance | 19,906 |  | 19,906 |  | 20,697
Recorded Investment With Allowance | 6,255 |  | 6,255 |  | 4,555
Recorded Investment With No Allowance | 5,751 |  | 5,751 |  | 7,439
Total Recorded Investment | 12,006 |  | 12,006 |  | 11,994
Related Allowance | 339 |  | 339 |  | 372
Average Recorded Investment | 14,894 | 16,361 | 14,048 | 16,872 |
Interest Income Recognized | 252 | 287 | 487 | 611 |
Receivables Acquired with Deteriorated Credit Quality | Real estate – construction |  |  |  |  |
Impaired loans |  |  |  |  |
Unpaid Contractual Principal Balance |  |  |  |  | 1,141
Recorded Investment With Allowance |  |  |  |  | 0
Recorded Investment With No Allowance |  |  |  |  | 840
Total Recorded Investment |  |  |  |  | 840
Related Allowance |  |  |  |  | 0
Average Recorded Investment | 0 | 3,562 | 0 | 3,572 |
Interest Income Recognized | 0 | 39 | 0 | 65 |
Receivables Acquired with Deteriorated Credit Quality | Real estate – 1-4 family mortgage |  |  |  |  |
Impaired loans |  |  |  |  |
Unpaid Contractual Principal Balance | 74,931 |  | 74,931 |  | 86,725
Recorded Investment With Allowance | 19,206 |  | 19,206 |  | 21,887
Recorded Investment With No Allowance | 43,950 |  | 43,950 |  | 50,065
Total Recorded Investment | 63,156 |  | 63,156 |  | 71,952
Related Allowance | 692 |  | 692 |  | 841
Average Recorded Investment | 72,933 | 98,200 | 73,656 | 98,874 |
Interest Income Recognized | 759 | 1,083 | 1,582 | 2,030 |
Receivables Acquired with Deteriorated Credit Quality | Real estate – commercial mortgage |  |  |  |  |
Impaired loans |  |  |  |  |
Unpaid Contractual Principal Balance | 196,028 |  | 196,028 |  | 229,075
Recorded Investment With Allowance | 56,788 |  | 56,788 |  | 62,449
Recorded Investment With No Allowance | 103,063 |  | 103,063 |  | 122,538
Total Recorded Investment | 159,851 |  | 159,851 |  | 184,987
Related Allowance | 1,128 |  | 1,128 |  | 1,606
Average Recorded Investment | 181,007 | 239,564 | 182,894 | 240,254 |
Interest Income Recognized | 2,169 | 2,903 | 4,394 | 5,593 |
Receivables Acquired with Deteriorated Credit Quality | Installment loans to individuals |  |  |  |  |
Impaired loans |  |  |  |  |
Unpaid Contractual Principal Balance | 1,927 |  | 1,927 |  | 2,466
Recorded Investment With Allowance | 665 |  | 665 |  | 366
Recorded Investment With No Allowance | 1,118 |  | 1,118 |  | 1,619
Total Recorded Investment | 1,783 |  | 1,783 |  | 1,985
Related Allowance | 1 |  | 1 |  | $ 1
Average Recorded Investment | 1,935 | 2,705 | 1,966 | 2,776 |
Interest Income Recognized | $ 19 | $ 29 | $ 38 | $ 56 |

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