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Deposits (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Interest expense on deposits [Abstract] |  |  |
Transaction deposits | $ 132,854 | $ 65,859 | $ 28,627
Savings | 677 | 439 | 359
Time Deposit, Interest Expense [Abstract] |  |  |
Certificates of deposits under $100,000 | 8,299 | 5,751 | 7,702
Certificates of deposits $100,000 and over | 29,288 | 19,739 | 12,393
Other time deposits | 4,420 | 3,729 | 4,722
Total time | 42,007 | 29,219 | 24,817
Total | 175,538 | 95,517 | $ 53,803
Time Deposit Information [Abstract] |  |  |
Time deposits in denomination of $250,000 or more | 845,000 | 756,000 |
Time Deposit Maturities [Abstract] |  |  |
2020 | 1,500,000 |  |
2021 | 230,000 |  |
2022 | 104,000 |  |
2023 | 103,000 |  |
2024 | 55,000 |  |
Thereafter | 228,000 |  |
Other Deposits Information [Abstract] |  |  |
Overdrawn customer transaction deposits reclassified as loan balances | $ 8,700 | $ 27,000 |

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- Definition Amount of deposits held by the entity that have been reclassified as loan balances receivable, for example, but not limited to, overdrafts receivable. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 405 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=116652737&loc=d3e64164-112818 + Details
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