Other Investments (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Other Investments [Abstract]
Other Commitment	$ 2.2
Purchase of Equity Interest	4.0	$ 3.0
Increase (Decrease) in Notes Receivables	2.5
Line of Credit outstanding balance, Variable Interest Entity	2.5	0.6
Payments to Acquire Interest in Joint Venture	0.5
Services performed for Variable Interest Entity	$ 1.4	$ 0.6