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Investments (Narrative) (Details) 1 - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2008
Net Investment Income [Line Items]
Proceeds from Sale of Investment Projects	$ 47,100
Investment Income, Dividend	$ 300
kaleo [Member]
Net Investment Income [Line Items]
Cost Method Investments, Original Cost			$ 7,500
Gain (Loss) on Investments		$ (700)
Investment Income, Dividend		$ 300

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Original amount of cost-method investments at the acquisition date.

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The cash inflow from the sale of investment projects held by an entity in hopes of getting a future return or interest from it.

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