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SEGMENT INFORMATION (Details) $ in Thousands | 12 Months Ended
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Dec. 31, 2023 USD ($) segment | Dec. 31, 2022 USD ($) | Dec. 31, 2021 USD ($)
Segment Disclosure information |  |  |
Number of reportable segments | segment | 6 |  |
Segment information |  |  |
Net interest income | $ 288,778 | $ 236,691 | $ 222,740
Provision for expected credit loss expense for on-balance sheet exposures (loans and investment securities) | 47,624 | 22,348 | 14,808
Mortgage banking income | 3,542 | 6,196 | 19,994
Program fees | 15,582 | 16,172 | 14,237
Other noninterest income | 36,585 | 32,362 | 32,096
Total noninterest income | 71,457 | 89,810 | 86,575
Total noninterest expense | 199,398 | 187,308 | 183,065
INCOME BEFORE INCOME TAX EXPENSE | 113,213 | 116,845 | 111,442
Income tax expense (benefit) | 22,839 | 25,739 | 23,831
Net income | 90,374 | 91,106 | 87,611
Period-end assets | $ 6,594,891 | $ 5,835,543 | $ 6,168,325
Net interest margin (as percent) | 4.91% | 4.12% | 4.10%
Net-revenue concentration (as percent) | 100.00% | 100.00% | 100.00%
Core Banking Activities |  |  |
Segment Disclosure information |  |  |
Number of reportable segments | segment | 3 |  |
Segment information |  |  |
Net interest income | $ 204,245 | $ 185,791 | $ 183,548
Provision for expected credit loss expense for on-balance sheet exposures (loans and investment securities) | 8,536 | 312 | (319)
Mortgage banking income | 3,542 | 6,196 | 19,994
Other noninterest income | 36,003 | 31,834 | 31,740
Total noninterest income | 39,545 | 38,030 | 51,734
Total noninterest expense | 171,667 | 163,197 | 161,942
INCOME BEFORE INCOME TAX EXPENSE | 63,587 | 60,312 | 73,659
Income tax expense (benefit) | 12,131 | 12,970 | 14,607
Net income | 51,456 | 47,342 | 59,052
Period-end assets | $ 5,859,856 | $ 5,313,763 | $ 5,775,552
Net interest margin (as percent) | 3.61% | 3.32% | 3.39%
Net-revenue concentration (as percent) | 68.00% | 69.00% | 76.00%
Traditional Banking |  |  |
Segment information |  |  |
Net interest income | $ 194,516 | $ 171,543 | $ 157,249
Provision for expected credit loss expense for on-balance sheet exposures (loans and investment securities) | 8,698 | 1,429 | (38)
Other noninterest income | 35,885 | 31,648 | 31,492
Total noninterest income | 35,885 | 31,648 | 31,492
Total noninterest expense | 160,101 | 149,681 | 145,376
INCOME BEFORE INCOME TAX EXPENSE | 61,602 | 52,081 | 21,467
Income tax expense (benefit) | 11,673 | 11,104 | 7,685
Net income | 49,929 | 40,977 | 13,782
Period-end assets | $ 5,504,886 | $ 4,894,773 | $ 4,717,836
Net interest margin (as percent) | 3.69% | 3.38% | 3.18%
Net-revenue concentration (as percent) | 64.00% | 63.00% | 61.00%
Warehouse Lending |  |  |
Segment information |  |  |
Net interest income | $ 9,447 | $ 13,729 | $ 25,218
Provision for expected credit loss expense for on-balance sheet exposures (loans and investment securities) | (162) | (1,117) | (281)
Other noninterest income | 44 | 50 | 57
Total noninterest income | 44 | 50 | 57
Total noninterest expense | 3,547 | 3,604 | 4,210
INCOME BEFORE INCOME TAX EXPENSE | 6,106 | 11,292 | 20,981
Income tax expense (benefit) | 1,365 | 2,539 | 4,962
Net income | 4,741 | 8,753 | 16,019
Period-end assets | $ 340,224 | $ 405,052 | $ 850,703
Net interest margin (as percent) | 2.38% | 2.69% | 3.37%
Net-revenue concentration (as percent) | 3.00% | 4.00% | 8.00%
Mortgage Banking |  |  |
Segment information |  |  |
Net interest income | $ 282 | $ 519 | $ 1,081
Mortgage banking income | 3,542 | 6,196 | 19,994
Other noninterest income | 74 | 136 | 191
Total noninterest income | 3,616 | 6,332 | 20,185
Total noninterest expense | 8,019 | 9,912 | 12,356
INCOME BEFORE INCOME TAX EXPENSE | (4,121) | (3,061) | 22,552
Income tax expense (benefit) | (907) | (673) | 1,960
Net income | (3,214) | (2,388) | 20,592
Period-end assets | $ 14,746 | $ 13,938 | $ 43,929
Net interest margin (as percent) | 4.19% | 4.01% |
Net-revenue concentration (as percent) | 1.00% | 2.00% | 7.00%
Republic Processing Group |  |  |
Segment Disclosure information |  |  |
Number of reportable segments | segment | 3 |  |
Segment information |  |  |
Net interest income | $ 84,533 | $ 50,900 | $ 39,192
Provision for expected credit loss expense for on-balance sheet exposures (loans and investment securities) | 39,088 | 22,036 | 15,127
Program fees | 15,582 | 16,172 | 14,237
Other noninterest income | 582 | 528 | 356
Total noninterest income | 31,912 | 51,780 | 34,841
Total noninterest expense | 27,731 | 24,111 | 21,123
INCOME BEFORE INCOME TAX EXPENSE | 49,626 | 56,533 | 39,176
Income tax expense (benefit) | 10,708 | 12,769 | 9,224
Net income | 38,918 | 43,764 | 29,952
Period-end assets | $ 735,035 | $ 521,780 | $ 392,773
Net-revenue concentration (as percent) | 32.00% | 31.00% | 24.00%
Tax Refund Solutions |  |  |
Segment information |  |  |
Net interest income | $ 29,557 | $ 16,896 | $ 14,999
Provision for expected credit loss expense for on-balance sheet exposures (loans and investment securities) | 22,559 | 9,955 | 6,683
Other noninterest income | 341 | 424 | 348
Total noninterest income | 16,089 | 35,504 | 20,596
Total noninterest expense | 12,035 | 12,377 | 13,611
INCOME BEFORE INCOME TAX EXPENSE | 11,052 | 30,068 | 15,301
Income tax expense (benefit) | 2,196 | 6,905 | 3,685
Net income | 8,856 | 23,163 | 11,616
Period-end assets | $ 228,738 | $ 46,192 | $ 371,647
Net-revenue concentration (as percent) | 13.00% | 16.00% | 12.00%
Republic Payment Solutions |  |  |
Segment information |  |  |
Net interest income | $ 15,729 | $ 4,819 | $ 838
Program fees | 2,827 | 2,872 | 3,171
Other noninterest income | 158 | 104 | 8
Total noninterest income | 2,985 | 2,976 | 3,179
Total noninterest expense | 3,710 | 3,340 | 2,733
INCOME BEFORE INCOME TAX EXPENSE | 15,004 | 4,455 | 1,284
Income tax expense (benefit) | 3,307 | 942 | 279
Net income | 11,697 | 3,513 | 1,005
Period-end assets | $ 366,117 | $ 363,067 | $ 371,647
Net interest margin (as percent) | 4.59% | 1.37% |
Net-revenue concentration (as percent) | 5.00% | 2.00% | 1.00%
Republic Credit Solutions |  |  |
Segment information |  |  |
Net interest income | $ 39,247 | $ 29,185 | $ 23,355
Provision for expected credit loss expense for on-balance sheet exposures (loans and investment securities) | 16,529 | 12,081 | 8,444
Program fees | 12,755 | 13,300 | 11,066
Other noninterest income | 83 |  |
Total noninterest income | 12,838 | 13,300 | 11,066
Total noninterest expense | 11,986 | 8,394 | 4,779
INCOME BEFORE INCOME TAX EXPENSE | 23,570 | 22,010 | 22,591
Income tax expense (benefit) | 5,205 | 4,922 | 5,260
Net income | 18,365 | 17,088 | 17,331
Period-end assets | $ 140,180 | $ 112,521 | $ 109,517
Net-revenue concentration (as percent) | 14.00% | 13.00% | 11.00%
Net refund transfer fees |  |  |
Segment information |  |  |
Revenue under 606 | $ 15,748 | $ 17,080 | $ 20,248
Net refund transfer fees | Republic Processing Group |  |  |
Segment information |  |  |
Revenue under 606 | 15,748 | 17,080 | 20,248
Net refund transfer fees | Tax Refund Solutions |  |  |
Segment information |  |  |
Revenue under 606 | $ 15,748 | 17,080 | $ 20,248
Contract termination fee |  |  |
Segment information |  |  |
Revenue under 606 |  | 5,000 |
Contract termination fee | Republic Processing Group |  |  |
Segment information |  |  |
Revenue under 606 |  | 5,000 |
Contract termination fee | Tax Refund Solutions |  |  |
Segment information |  |  |
Revenue under 606 |  | 5,000 |
Legal settlement |  |  |
Segment information |  |  |
Revenue under 606 |  | 13,000 |
Legal settlement | Republic Processing Group |  |  |
Segment information |  |  |
Revenue under 606 |  | 13,000 |
Legal settlement | Tax Refund Solutions |  |  |
Segment information |  |  |
Revenue under 606 |  | $ 13,000 |

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