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v3.19.3.a.u2

Equity method investment (Details) $ in Thousands |  |  | 12 Months Ended
--- | --- | --- | ---
Mar. 01, 2016 USD ($) shares | Feb. 01, 2015 USD ($) Rate | Dec. 31, 2019 USD ($) | Dec. 31, 2018 USD ($) | Dec. 31, 2017 USD ($)
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Core deposits and other intangible assets |  |  | $ 51,130 | $ 46,161 |
Amortization of intangibles |  |  | 9,908 | 10,549 | $ 8,816
Dividends received from equity method investment |  |  | $ 51,312 | 33,651 | 21,650
Bankers Healthcare Group, LLC |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Equity Method Investment, Ownership Percentage |  |  | 49.00% |  |
Payments to Acquire Businesses, Gross | $ 74,100 |  |  |  |
Additional ownership percentage | 19.00% |  |  |  |
Number of board of managers designated by bank | 2 |  |  |  |
Number of board managers | 5 |  |  |  |
Core deposits and other intangible assets |  |  | $ 8,800 | 10,700 |
Amortization of intangibles |  |  | 1,900 | 2,800 | 3,300
Accretion income |  |  | 2,600 | 2,900 | 3,100
Accretable discount |  |  | 4,800 | 7,400 |
Common stock issued (in shares) | shares | 860,470 |  |  |  |
Common stock issued in the purchase agreement (value) | $ 39,900 |  |  |  |
Dividends received from equity method investment |  |  | 51,300 | 33,700 | 21,700
Line of Credit Facility, Maximum Borrowing Capacity |  |  | 60,000 |  |
Proceeds from Lines of Credit |  |  | $ 10,000 |  |
Line of Credit Facility, Interest Rate Description |  |  | LIBOR plus 225 basis points |  |
Payments to Purchase Other Loans Held-for-sale |  |  | $ 337,800 | $ 129,800 | $ 10,300
Bankers Healthcare Group, LLC | Pinnacle Financial |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Additional ownership percentage | 8.55% |  |  |  |
Bankers Healthcare Group, LLC | Pinnacle Bank |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Equity Method Investment, Ownership Percentage | Rate |  | 30.00% |  |  |
Payments to Acquire Businesses, Gross |  | $ 75,000 |  |  |
Additional ownership percentage | 10.45% |  |  |  |

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