Shareholders' Equity - Common Shares (Details) - USD ($) $ / shares in Units, $ in Millions		12 Months Ended
	Jul. 19, 2021	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Shareholders' Equity
Aggregate share capital, shares authorized		57,000,000.0
Common shares, shares authorized		32,000,000	32,000,000
Common shares, par value (in dollars per share)		$ 0.05	$ 0.05
Preferred shares, shares authorized		25,000,000.0
Preferred stock, par value (in dollars per share)		$ 0.001
Treasury shares, common		1,161,283	1,090,000
Treasury Shares
Shareholders' Equity
Treasury shares reissued during the year		0	0	0
Common Shares
Shareholders' Equity
Shares issued in connection with acquisition of certain development stage technologies in the energy transition space	147,974
Value of shares issued in connection with acquisition of certain development stage technologies in the energy transition space	$ 12.9
Number of shares forfeited		71,280
Common shares issued upon conversion of warrants			1,100,000