XML 14 R3.htm IDEA: XBRL DOCUMENT v3.23.2
Consolidated Balance Sheets (Parenthetical) - £ / shares
Jun. 30, 2023
Dec. 31, 2022
Statement of Financial Position [Abstract]    
Common stock, par value (in pounds sterling per share) £ 0.05 £ 0.05
Common stock, issued (in shares) 651,659,630 631,338,246
Common stock, outstanding (in shares) 635,787,302 606,301,054