Exchange rates (Tables)

12 Months Ended

Dec. 31, 2023

Text Block [Abstract]

Schedule of Foreign Exchange Rate

	2023					2022						2021
$1 equivalent	Average			Closing		Average			Closing			Average				Closing
Sterling		£0.80			£0.78		£0.81			£0.83			£0.73			£0.74
Euro		€0.92			€0.90		€0.95			€0.94			€0.85			€0.88