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Loans - Schedule of Loans by Class (Details) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2018 | Dec. 31, 2017
Loans and Leases Receivable |  |
Loans held for investment | $ 8,470.4 | $ 7,567.7
Mortgage loans held for sale | 33.3 | 46.6
Total loans | 8,503.7 | 7,614.3
Commercial |  |
Loans and Leases Receivable |  |
Loans held for investment | $ 3,235.4 | 2,822.9
Loans receivable, maturity | 5 years |
Land acquisition & development |  |
Loans and Leases Receivable |  |
Loans held for investment | $ 321.6 | 348.7
Residential |  |
Loans and Leases Receivable |  |
Loans held for investment | 242.8 | 240.2
Commercial |  |
Loans and Leases Receivable |  |
Loans held for investment | 274.3 | 119.4
Total construction loans |  |
Loans and Leases Receivable |  |
Loans held for investment | 838.7 | 708.3
Residential |  |
Loans and Leases Receivable |  |
Loans held for investment | $ 1,542.0 | 1,487.4
Loans receivable, maturity | 15 years |
Agricultural |  |
Loans and Leases Receivable |  |
Loans held for investment | $ 217.4 | 158.2
Total real estate loans |  |
Loans and Leases Receivable |  |
Loans held for investment | 5,833.5 | 5,176.8
Indirect consumer |  |
Loans and Leases Receivable |  |
Loans held for investment | 787.8 | 784.7
Other consumer |  |
Loans and Leases Receivable |  |
Loans held for investment | 200.6 | 175.1
Credit card consumer |  |
Loans and Leases Receivable |  |
Loans held for investment | 81.8 | 74.6
Total consumer loans |  |
Loans and Leases Receivable |  |
Loans held for investment | 1,070.2 | 1,034.4
Commercial |  |
Loans and Leases Receivable |  |
Loans held for investment | 1,310.3 | 1,215.4
Agricultural |  |
Loans and Leases Receivable |  |
Loans held for investment | 254.8 | 136.2
Other, including overdrafts |  |
Loans and Leases Receivable |  |
Loans held for investment | 1.6 | 4.9
Loans held for investment |  |
Loans and Leases Receivable |  |
Loans held for investment | 8,470.4 | 7,567.7
Total loans |  |
Loans and Leases Receivable |  |
Total loans | 8,503.7 | 7,614.3
Home equity line of credit |  |
Loans and Leases Receivable |  |
Loans held for investment | $ 409.5 | $ 397.0
Loans receivable, loan to value limit | 80.00% |

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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=82891408&loc=d3e4428-111522 + Details
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