Benefit Plans - Deferred Compensation Plan (Details) - USD ($) $ in Millions |
12 Months Ended | |||
---|---|---|---|---|
Dec. 31, 2020 |
Jan. 01, 2020 |
Dec. 31, 2019 |
Jan. 01, 2019 |
|
Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits [Line Items] | ||||
Interest rate earned on deferred amounts, prime rate first business day of year | 4.75% | 5.50% | ||
Deferred compensation obligation | $ 4.7 | $ 4.4 | ||
Annual Salary | Management | ||||
Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits [Line Items] | ||||
Maximum percentage of compensation allowed to be deferred | 80.00% | |||
Deferred Bonus | Management | ||||
Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits [Line Items] | ||||
Maximum percentage of compensation allowed to be deferred | 100.00% |