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Bank segment - Principal balance of impaired loans (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2017 | Mar. 31, 2016 | Dec. 31, 2016
Recorded investment: |  |  |
With no related allowance recorded | $ 15,008 |  | $ 18,811
With an allowance recorded | 24,757 |  | 32,948
Recorded investment | 39,765 |  | 51,759
Unpaid principal balance: |  |  |
With no related allowance recorded | 19,828 |  | 23,200
With an allowance recorded | 24,976 |  | 33,205
Unpaid principal balance | 44,804 |  | 56,405
Related Allowance | 3,700 |  | 4,083
Average recorded investment: |  |  |
With no related allowance recorded | 17,643 | $ 19,003 |
With an allowance recorded | 25,284 | 36,177 |
Average recorded investment | 42,927 | 55,180 |
Interest income recognized: |  |  |
With no related allowance recorded | 130 | 73 |
With an allowance recorded | 620 | 246 |
Interest income recognized | 750 | 319 |
Residential 1-4 family |  |  |
Recorded investment: |  |  |
With no related allowance recorded | 9,145 |  | 9,571
With an allowance recorded | 10,195 |  | 10,283
Recorded investment | 19,340 |  | 19,854
Unpaid principal balance: |  |  |
With no related allowance recorded | 9,980 |  | 10,400
With an allowance recorded | 10,398 |  | 10,486
Unpaid principal balance | 20,378 |  | 20,886
Related Allowance | 1,386 |  | 1,352
Average recorded investment: |  |  |
With no related allowance recorded | 9,555 | 10,392 |
With an allowance recorded | 10,048 | 12,018 |
Average recorded investment | 19,603 | 22,410 |
Interest income recognized: |  |  |
With no related allowance recorded | 84 | 51 |
With an allowance recorded | 119 | 122 |
Interest income recognized | 203 | 173 |
Commercial real estate |  |  |
Recorded investment: |  |  |
With no related allowance recorded | 218 |  | 223
With an allowance recorded | 1,297 |  | 1,346
Recorded investment | 1,515 |  | 1,569
Unpaid principal balance: |  |  |
With no related allowance recorded | 227 |  | 228
With an allowance recorded | 1,297 |  | 1,346
Unpaid principal balance | 1,524 |  | 1,574
Related Allowance | 74 |  | 80
Average recorded investment: |  |  |
With no related allowance recorded | 220 | 1,173 |
With an allowance recorded | 1,300 | 854 |
Average recorded investment | 1,520 | 2,027 |
Interest income recognized: |  |  |
With no related allowance recorded | 0 | 0 |
With an allowance recorded | 14 | 0 |
Interest income recognized | 14 | 0 |
Home equity line of credit |  |  |
Recorded investment: |  |  |
With no related allowance recorded | 2,376 |  | 1,500
With an allowance recorded | 4,427 |  | 4,658
Recorded investment | 6,803 |  | 6,158
Unpaid principal balance: |  |  |
With no related allowance recorded | 2,829 |  | 1,900
With an allowance recorded | 4,443 |  | 4,712
Unpaid principal balance | 7,272 |  | 6,612
Related Allowance | 228 |  | 215
Average recorded investment: |  |  |
With no related allowance recorded | 2,004 | 849 |
With an allowance recorded | 4,562 | 2,944 |
Average recorded investment | 6,566 | 3,793 |
Interest income recognized: |  |  |
With no related allowance recorded | 14 | 0 |
With an allowance recorded | 49 | 27 |
Interest income recognized | 63 | 27 |
Residential land |  |  |
Recorded investment: |  |  |
With no related allowance recorded | 954 |  | 1,218
With an allowance recorded | 1,909 |  | 2,411
Recorded investment | 2,863 |  | 3,629
Unpaid principal balance: |  |  |
With no related allowance recorded | 1,401 |  | 1,803
With an allowance recorded | 1,909 |  | 2,411
Unpaid principal balance | 3,310 |  | 4,214
Related Allowance | 660 |  | 789
Average recorded investment: |  |  |
With no related allowance recorded | 957 | 1,590 |
With an allowance recorded | 2,076 | 3,378 |
Average recorded investment | 3,033 | 4,968 |
Interest income recognized: |  |  |
With no related allowance recorded | 26 | 16 |
With an allowance recorded | 37 | 67 |
Interest income recognized | 63 | 83 |
Commercial construction |  |  |
Recorded investment: |  |  |
With no related allowance recorded | 0 |  | 0
With an allowance recorded | 0 |  | 0
Recorded investment | 0 |  | 0
Unpaid principal balance: |  |  |
With no related allowance recorded | 0 |  | 0
With an allowance recorded | 0 |  | 0
Unpaid principal balance | 0 |  | 0
Related Allowance | 0 |  | 0
Average recorded investment: |  |  |
With no related allowance recorded | 0 | 0 |
With an allowance recorded | 0 | 0 |
Average recorded investment | 0 | 0 |
Interest income recognized: |  |  |
With no related allowance recorded | 0 | 0 |
With an allowance recorded | 0 | 0 |
Interest income recognized | 0 | 0 |
Residential construction |  |  |
Recorded investment: |  |  |
With no related allowance recorded | 0 |  | 0
With an allowance recorded | 0 |  | 0
Recorded investment | 0 |  | 0
Unpaid principal balance: |  |  |
With no related allowance recorded | 0 |  | 0
With an allowance recorded | 0 |  | 0
Unpaid principal balance | 0 |  | 0
Related Allowance | 0 |  | 0
Average recorded investment: |  |  |
With no related allowance recorded | 0 | 0 |
With an allowance recorded | 0 | 0 |
Average recorded investment | 0 | 0 |
Interest income recognized: |  |  |
With no related allowance recorded | 0 | 0 |
With an allowance recorded | 0 | 0 |
Interest income recognized | 0 | 0 |
Commercial loans |  |  |
Recorded investment: |  |  |
With no related allowance recorded | 2,315 |  | 6,299
With an allowance recorded | 6,860 |  | 14,240
Recorded investment | 9,175 |  | 20,539
Unpaid principal balance: |  |  |
With no related allowance recorded | 5,391 |  | 8,869
With an allowance recorded | 6,860 |  | 14,240
Unpaid principal balance | 12,251 |  | 23,109
Related Allowance | 1,318 |  | 1,641
Average recorded investment: |  |  |
With no related allowance recorded | 4,907 | 4,999 |
With an allowance recorded | 7,268 | 16,970 |
Average recorded investment | 12,175 | 21,969 |
Interest income recognized: |  |  |
With no related allowance recorded | 6 | 6 |
With an allowance recorded | 401 | 30 |
Interest income recognized | 407 | 36 |
Consumer loans |  |  |
Recorded investment: |  |  |
With no related allowance recorded | 0 |  | 0
With an allowance recorded | 69 |  | 10
Recorded investment | 69 |  | 10
Unpaid principal balance: |  |  |
With no related allowance recorded | 0 |  | 0
With an allowance recorded | 69 |  | 10
Unpaid principal balance | 69 |  | 10
Related Allowance | 34 |  | $ 6
Average recorded investment: |  |  |
With no related allowance recorded | 0 | 0 |
With an allowance recorded | 30 | 13 |
Average recorded investment | 30 | 13 |
Interest income recognized: |  |  |
With no related allowance recorded | 0 | 0 |
With an allowance recorded | 0 | 0 |
Interest income recognized | $ 0 | $ 0 |

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