Income Taxes (Summary of Operating Loss Carryforwards - U.S and Non-U.S) (Details) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	$ 0.1	$ 1.2
Non-U.S. [Member]
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	62.5	31.8
Operating loss carryforwards, not subject to valuation allowances	12.2	14.2
Non-U.S. [Member] | Subject to Expiration Date [Member]
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	9.6	10.2
Non-U.S. [Member] | No Expiration Date [Member]
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	52.9	21.6
U.S [Member] | Subject to Expiration Date [Member]
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	0.1	0.3
U.S [Member] | No Expiration Date [Member]
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	$ 0.0	$ 0.9