Annual report pursuant to Section 13 and 15(d)

Income taxes - Tax Rates (Details)

v3.20.4
Income taxes - Tax Rates (Details)
12 Months Ended 36 Months Ended
Apr. 01, 2020
Mar. 31, 2020
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2020
Her Majesty's Revenue and Customs (HMRC)            
Income taxes            
Tax rate (as a percent) 19.00% 17.00% 19.00% 19.00% 19.00% 21.00%