Long-Term Incentive Compensation (Summary of Equity-Classified Performance Units Activity) (Details) - Performance units - $ / shares	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Number of Shares
Number of Shares/Units, Unvested shares/units at January 1 (in shares)	0	0	178,000
Number of Shares/Units, Granted (in shares)	850,000	0	0
Number of Shares/Units, Vested (in shares)	0	0	(178,000)
Number of Shares/Units, Forfeited (in shares)	(33,000)	0	0
Number of Shares/Units, Unvested shares/units at December 31 (in shares)	817,000	0	0	178,000
Weighted Average Fair Value
Weighted Average Fair Value, Unvested shares/units at January 1 (in dollars per share)	$ 0	$ 0	$ 10.47
Weighted Average Fair Value, Granted (in dollars per share)	6.04	0	0
Weighted Average Fair Value, Vested (in dollars per share)	0	0	10.47
Weighted Average Fair Value, Forfeited (in dollars per share)	6.04	0	0
Weighted Average Fair Value, Unvested shares/units at December 31 (in dollars per share)	$ 6.04	$ 0	$ 0	$ 10.47
Vesting period for stock awards from grant date	3 years	3 years	3 years	3 years	3 years
Minimum
Number of Shares
Number of Shares/Units, Granted (in shares)	0	0	0
Maximum
Number of Shares
Number of Shares/Units, Granted (in shares)	2	2	2