Annual report pursuant to Section 13 and 15(d)

Income Taxes - Additional Information (Details)

v3.20.1
Income Taxes - Additional Information (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Federal corporate income tax rate 21.00% 21.00%
Federal NOL carryovers $ 8.0 $ 7.8
PENNSYLVANIA    
Federal NOL carryovers $ 7.9 $ 7.7