Equity (Issuances) (Details) $ in Millions	3 Months Ended
	Mar. 31, 2022 USD ($) shares
401(K)
Class of Stock [Line Items]
Stock issued (in shares) | shares	40,000
Proceeds received, net of offering costs | $	$ 3
Internal Programs Employee Stock Purchase Plan
Class of Stock [Line Items]
Stock issued (in shares) | shares	14,269
Proceeds received, net of offering costs | $	$ 1
Stock compensation awards
Class of Stock [Line Items]
Stock issued (in shares) | shares	390,969
Proceeds received, net of offering costs | $	$ 11
In lieu of dividend payment
Class of Stock [Line Items]
Stock issued (in shares) | shares	71,815
Proceeds received, net of offering costs | $	$ 4