Financial Instruments and Contingent Consideration (Narrative) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Aug. 24, 2020	Jul. 27, 2020
Business Acquisition [Line Items]
(Gain) loss related to change in fair value of contingent consideration	$ (4.1)	$ 0.1
Business Combination, Contingent Consideration, Liability	8.6	0.0
Fair Value, Inputs, Level 3 [Member]
Business Acquisition [Line Items]
Business Combination, Contingent Consideration, Liability	$ 4.2	$ 16.9
Moz Designs Inc [Member]
Business Acquisition [Line Items]
Business Combination, Contingent Consideration, Liability			$ 2.7
Turf [Member]
Business Acquisition [Line Items]
Business Combination, Contingent Consideration, Liability				$ 14.1