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Portfolio Loans - Summary of Aging of Recorded Investment in Past Due Portfolio Loans by Portfolio Class and Category (Details) - USD ($) $ in Thousands | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Financing Receivable, Past Due [Line Items] |  |
Loans, including unearned loan fees | $ 5,314,337 | $ 4,350,001
Non-Covered Loans |  |
Financing Receivable, Past Due [Line Items] |  |
30-89 Days Past Due | 11,640 | 1,602
Financing Receivable, Recorded Investment, 90 Days Past Due | 10,512 | 12,158
Total Past Due | 22,152 | 13,760
Current | 5,201,896 | 4,289,840
Total | 5,226,664 | 4,305,626
Loans, including unearned loan fees | 5,224,048 | 4,303,600
Non-Covered Loans | Commercial and industrial |  |
Financing Receivable, Past Due [Line Items] |  |
30-89 Days Past Due | 5,679 | 66
Financing Receivable, Recorded Investment, 90 Days Past Due | 8,212 | 10,257
Total Past Due | 13,891 | 10,323
Current | 2,331,932 | 2,110,685
Total | 2,345,823 | 2,121,008
Non-Covered Loans | CRE - investor owned |  |
Financing Receivable, Past Due [Line Items] |  |
30-89 Days Past Due | 321 | 529
Financing Receivable, Recorded Investment, 90 Days Past Due | 1,492 | 127
Total Past Due | 1,813 | 656
Current | 1,261,168 | 843,072
Total | 1,262,981 | 843,728
Non-Covered Loans | CRE - owner occupied |  |
Financing Receivable, Past Due [Line Items] |  |
30-89 Days Past Due | 562 | 292
Financing Receivable, Recorded Investment, 90 Days Past Due | 213 | 565
Total Past Due | 775 | 857
Current | 677,747 | 603,641
Total | 678,522 | 604,498
Non-Covered Loans | Construction and land development |  |
Financing Receivable, Past Due [Line Items] |  |
30-89 Days Past Due | 308 | 6
Financing Receivable, Recorded Investment, 90 Days Past Due | 0 | 0
Total Past Due | 308 | 6
Current | 449,072 | 330,091
Total | 449,380 | 330,097
Non-Covered Loans | Residential real estate |  |
Financing Receivable, Past Due [Line Items] |  |
30-89 Days Past Due | 4,689 | 709
Financing Receivable, Recorded Investment, 90 Days Past Due | 595 | 897
Total Past Due | 5,284 | 1,606
Current | 349,908 | 297,338
Total | 355,192 | 298,944
Non-Covered Loans | Consumer and other |  |
Financing Receivable, Past Due [Line Items] |  |
30-89 Days Past Due | 81 | 0
Financing Receivable, Recorded Investment, 90 Days Past Due | 0 | 312
Total Past Due | 81 | 312
Current | 132,069 | 105,013
Total | 134,766 | 107,351
Loans, including unearned loan fees | $ 132,150 | $ 105,325

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- Definition Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=118952595&loc=d3e4428-111522 + Details
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