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Premises and Equipment | 12 Months Ended
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Dec. 31, 2021
Property, Plant and Equipment [Abstract] |
Premises and Equipment | PREMISES AND EQUIPMENT Premises and equipment and related accumulated depreciation are as follows:
December 31, | 2021 |  | 2020
Land | $ | 52.0 |  |  | $ | 52.9 |
Buildings and improvements | 346.8 |  |  | 349.5 |
Furniture and equipment | 97.0 |  |  | 88.9 |
Total premises and equipment | 495.8 |  |  | 491.3 |
Less accumulated depreciation | (196.2) |  |  | (179.0) |
Premises and equipment, net | $ | 299.6 |  |  | $ | 312.3 |
Depreciation expense was $28.0 million, $25.8 million, and $23.3 million for the years ended December 31, 2021, 2020, and 2019, respectively. The Parent Company and a FIB branch office lease premises from an affiliated entity. See Note —Commitments and Contingencies.

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- Definition The entire disclosure for long-lived, physical asset used in normal conduct of business and not intended for resale. Includes, but is not limited to, work of art, historical treasure, and similar asset classified as collections. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=120429125&loc=d3e99893-112916 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -URI http://asc.fasb.org/topic&trid=2155823 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=120429125&loc=SL120174063-112916 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=120429125&loc=d3e99779-112916 + Details
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