Annual report pursuant to Section 13 and 15(d)

Subsequent Events (Details)

v3.20.4
Subsequent Events (Details) - USD ($)
Feb. 25, 2021
Dec. 31, 2020
Dec. 31, 2019
Subsequent Event [Line Items]      
Assets held-for-sale   $ 17,800,000 $ 0
Subsequent Event      
Subsequent Event [Line Items]      
Price for sale of facility $ 76,700,000    
Proceeds from sale of facility 65,000,000.0    
Assets held-for-sale $ 17,800,000