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v3.19.3.a.u2

Premises and Equipment (Details) - USD ($) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017 | Jan. 01, 2019
Premises and equipment |  |  |  |
Total | $ 497,725,000 | $ 415,208,000 |  |
Less accumulated depreciation | (180,404,000) | (174,132,000) |  |
Net premises and equipment | 317,321,000 | 241,076,000 |  |
Depreciation expense charged to operations | 18,200,000 | 18,700,000 | $ 15,200,000 |
Capitalized implementation costs related to new commercial loan platform | 1,100,000 |  |  |
Internal use software |  |  |  |
Premises and equipment |  |  |  |
Capitalized implementation costs related to a front capture software product | 171,000 |  |  |
2018-15 |  |  |  |
Premises and equipment |  |  |  |
Capitalized implementation costs related to internal use software | 1,300,000 |  |  |
2018-15 | Internal use software |  |  |  |
Premises and equipment |  |  |  |
Capitalized implementation costs related to internal use software |  |  |  | $ 1,300,000
Capitalized implementation costs related to new commercial loan platform |  |  |  | 1,100,000
Capitalized implementation costs related to a front capture software product |  |  |  | $ 171,000
Land |  |  |  |
Premises and equipment |  |  |  |
Total | 74,913,000 | 77,338,000 |  |
Buildings and leasehold improvements |  |  |  |
Premises and equipment |  |  |  |
Total | $ 226,750,000 | 224,620,000 |  |
Buildings and leasehold improvements | Minimum |  |  |  |
Premises and equipment |  |  |  |
Useful Life | 15 years |  |  |
Buildings and leasehold improvements | Maximum |  |  |  |
Premises and equipment |  |  |  |
Useful Life | 40 years |  |  |
Equipment and furnishings |  |  |  |
Premises and equipment |  |  |  |
Total | $ 106,696,000 | 109,468,000 |  |
Equipment and furnishings | Minimum |  |  |  |
Premises and equipment |  |  |  |
Useful Life | 3 years |  |  |
Equipment and furnishings | Maximum |  |  |  |
Premises and equipment |  |  |  |
Useful Life | 10 years |  |  |
Construction in process |  |  |  |
Premises and equipment |  |  |  |
Total | $ 1,977,000 | 3,782,000 |  |
Computer software |  |  |  |
Premises and equipment |  |  |  |
Useful Life | 36 months |  |  |
Total | $ 13,700,000 | 13,500,000 |  |
Depreciation expense charged to operations | 1,200,000 | $ 2,100,000 | $ 2,500,000 |
Lease right of use assets |  |  |  |
Premises and equipment |  |  |  |
Total | $ 87,389,000 |  |  |

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