Junior Subordinated Debentures - Issuance (Details)
|
|
|
|
1 Months Ended |
6 Months Ended |
7 Months Ended |
12 Months Ended |
|
|
Dec. 31, 2020
USD ($)
|
Mar. 02, 2020
USD ($)
$ / shares
|
Feb. 24, 2020
USD ($)
|
Apr. 30, 2007
USD ($)
|
Jun. 15, 2017 |
Dec. 31, 2017 |
Dec. 31, 2021
USD ($)
|
Dec. 31, 2020
USD ($)
item
|
Dec. 31, 2019
USD ($)
|
Jun. 16, 2017 |
| Junior subordinated debentures |
|
|
|
|
|
|
|
|
|
|
| Cash distribution rate of trust preferred securities (as a percent) |
|
|
7.80%
|
|
|
|
|
|
|
|
| Junior subordinated debentures |
$ 25,773,000
|
|
|
|
|
|
$ 25,773,000
|
$ 25,773,000
|
|
|
| Junior Subordinated Debentures issuance cost |
1,000
|
|
|
|
|
|
$ 1,000
|
1,000
|
|
|
| Cash disbursed for redemption |
|
$ 33,000,000.0
|
|
|
|
|
|
|
|
|
| Redemption price per share | $ / shares |
|
$ 10.13
|
|
|
|
|
|
|
|
|
| Proceeds from term note |
20,000,000.0
|
|
$ 20,000,000.0
|
|
|
|
|
|
|
|
| Unamortized debt issuance costs |
|
$ 635,000
|
|
|
|
|
|
$ 643,000
|
$ 48,000
|
|
| Old Second Capital Trust II [Member] |
|
|
|
|
|
|
|
|
|
|
| Junior subordinated debentures |
|
|
|
|
|
|
|
|
|
|
| Proceeds from sale of cumulative trust preferred securities |
|
|
|
$ 25,000,000.0
|
|
|
|
|
|
|
| Maturity Period |
|
|
|
|
|
|
30 years
|
|
|
|
| Cash distribution fixed rate of trust preferred securities (as a percent) |
|
|
|
|
6.77%
|
|
|
|
|
|
| Basis points added to cash distribution floating rate base (as a percent) |
|
|
|
|
|
1.50%
|
|
|
|
|
| Cash distribution, floating rate base |
|
|
|
|
|
|
three-month LIBOR
|
|
|
|
| Term Debt |
|
|
|
|
|
|
|
|
|
|
| Junior subordinated debentures |
|
|
|
|
|
|
|
|
|
|
| Proceeds from term note |
$ 13,000,000.0
|
|
$ 20,000,000.0
|
|
|
|
|
|
|
|
| Junior subordinated debentures |
|
|
|
|
|
|
|
|
|
|
| Junior subordinated debentures |
|
|
|
|
|
|
|
|
|
|
| Interest Payment Deferment Period | item |
|
|
|
|
|
|
|
20
|
|
|
| Junior subordinated debentures | Old Second Capital Trust I |
|
|
|
|
|
|
|
|
|
|
| Junior subordinated debentures |
|
|
|
|
|
|
|
|
|
|
| Cash distribution rate of trust preferred securities (as a percent) |
|
7.80%
|
|
|
|
|
|
|
|
|
| Junior subordinated debentures |
|
$ 32,600,000
|
|
|
|
|
|
|
|
|
| Amortization period |
|
30 years
|
|
|
|
|
|
|
|
|
| Junior subordinated debentures | Old Second Capital Trust II [Member] |
|
|
|
|
|
|
|
|
|
|
| Junior subordinated debentures |
|
|
|
|
|
|
|
|
|
|
| Interest rate (as a percent) |
4.40%
|
|
|
|
|
|
4.40%
|
4.40%
|
|
2.80%
|
| Junior subordinated debentures |
|
|
|
|
|
|
$ 25,800,000
|
|
|
|
| 7.8% subordinated debentures |
|
|
|
|
|
|
|
|
|
|
| Junior subordinated debentures |
|
|
|
|
|
|
|
|
|
|
| Interest rate (as a percent) |
|
7.80%
|
|
|
|
|
|
|
|
|