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Investments (Narrative) (Details) 1 - kaleo [Member] - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Mar. 31, 2021	Dec. 31, 2020	Dec. 31, 2008
Equity Method Investments and Joint Ventures [Abstract]
Equity Method Investment, Ownership Percentage	19.00%
Total cash invested in private company			$ 7.5
Carrying value	$ 35.0	$ 34.6
Equity Method Investment, Ownership Percentage	19.00%
Carrying value	$ 35.0	$ 34.6
Total cash invested in private company			$ 7.5
DCF Method for Fair Value Estimate [Member]
Equity Method Investments and Joint Ventures [Abstract]
Weighting of EBITDA Multiple Method versus DCF Method	80.00%
Weighting of EBITDA Multiple Method versus DCF Method	80.00%
EBITDA Multiple Method for Fair Value Estimate [Member]
Equity Method Investments and Joint Ventures [Abstract]
Weighting of EBITDA Multiple Method versus DCF Method	20.00%
Weighting of EBITDA Multiple Method versus DCF Method	20.00%
Measurement Input, Discount Rate [Member] | DCF Method for Fair Value Estimate [Member]
Equity Method Investments and Joint Ventures [Abstract]
Servicing Assets and Servicing Liabilities at Fair Value, Assumptions Used to Estimate Fair Value, Discount Rate	20.00%	20.00%
Servicing Assets and Servicing Liabilities at Fair Value, Assumptions Used to Estimate Fair Value, Discount Rate	20.00%	20.00%

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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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Value of the investment at close of period. For schedules of investments that are categorized, the value would be aggregated by category. For investment in and advances to affiliates, if operations of any controlled companies are different in character from those of the company, group such affiliates within divisions and by type of activities.

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The aggregate cost of investments for Federal income tax purposes.

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