Leases - Narrative (Details)
$ in Thousands |
12 Months Ended |
|
|
|
Dec. 31, 2020
USD ($)
lease
branch
lease_renewal_option
|
Dec. 31, 2018
USD ($)
|
Dec. 31, 2022
USD ($)
|
Dec. 31, 2019
USD ($)
branch
|
| Lessee, Lease, Description [Line Items] |
|
|
|
|
| Lessee, number of operating leases | lease |
58
|
|
|
|
| Lessee, number of finance leases | branch |
1
|
|
|
|
| Lessee, number of total operating leases, noncurrent | lease |
49
|
|
|
|
| Lessee, number of total finance leases, noncurrent | branch |
1
|
|
|
|
| Lessee, operating and finance lease, number of options to renew | lease_renewal_option |
1
|
|
|
|
| Operating lease right-of-use assets |
$ 49,537
|
|
|
$ 32,539
|
| Operating lease liabilities |
55,187
|
|
|
35,525
|
| Finance leases |
$ 1,588
|
|
|
$ 0
|
| Lease expense |
|
$ 5,019
|
|
|
| Amortization of favorable lease intangibles |
|
$ 90
|
|
|
| Franklin Financial Network, Inc. |
|
|
|
|
| Lessee, Lease, Description [Line Items] |
|
|
|
|
| Lessee, number of finance leases | branch |
1
|
|
|
0
|
| Operating lease right-of-use assets |
$ 23,972
|
|
|
|
| Operating lease liabilities |
23,972
|
|
|
|
| Finance leases |
$ 1,630
|
|
|
|
| Forecast | Corporate headquarters |
|
|
|
|
| Lessee, Lease, Description [Line Items] |
|
|
|
|
| Operating lease right-of-use assets |
|
|
$ 29,000
|
|
| Operating lease liabilities |
|
|
$ 30,000
|
|
| Minimum |
|
|
|
|
| Lessee, Lease, Description [Line Items] |
|
|
|
|
| Lessee, operating and finance lease, term of contract |
1 year
|
|
|
|
| Lessee, operating and finance lease, renewal term |
20 years
|
|
|
|
| Maximum |
|
|
|
|
| Lessee, Lease, Description [Line Items] |
|
|
|
|
| Lessee, operating and finance lease, term of contract |
35 years
|
|
|
|