Partners' Capital, Mezzanine and Equity Distributions (Class A Convertible Preferred Units Narrative) (Details) $ / shares in Units, $ in Thousands						4 Months Ended	12 Months Ended
	Sep. 01, 2024 USD ($) director shares	Sep. 01, 2022	Mar. 01, 2019 quarter	Feb. 14, 2018 $ / shares shares	Sep. 01, 2017 USD ($) $ / shares shares	Dec. 31, 2017 USD ($) shares	Dec. 31, 2017 USD ($) shares	Sep. 01, 2019 USD ($)
Temporary Equity [Line Items]
Class A convertible preferred units issued (in shares)						22,411,728	22,411,728
Distribution paid-in-kind (in shares)							162,234
Accumulated distributions to preferred unitholders | $						$ 22,000	$ 22,000
Convertible Preferred Stock [Member]
Temporary Equity [Line Items]
Temporary Equity, Distributions | $						$ 5,500
Temporary Equity, Stock Issued During Period, Value, New Issues | $					$ 750,000
Temporary Equity, Number of Shares Authorized To Be Converted					7,416,498
Temporary Equity, Consecutive Period For Shares To be Converted					12 months
Temporary Equity, Minimum Number of Shares Outstanding Authorized To Be Converted					592,768
Temporary Equity, Volume Weighted Average Price Percentage					95.00%
Temporary Equity, Consideration Payable To Holders In Cash For Change Of Control, Percentage					90.00%
Temporary Equity, Threshold Trading Days To Notify Holders					30 days
Temporary Equity, Consecutive Trading Days In Period Ending On Fifth Trading Day					30 days
Temporary Equity, Change in Control Multiplier Price Percentage					101.00%
Temporary Equity, Percentage of Distribution Paid-in-kind						100.00%
Distribution paid-in-kind (in shares)							162,234
Accumulated distributions to preferred unitholders | $						$ 22,000	$ 22,000
Convertible Preferred Stock [Member] | In Arrears At Annual Rate [Member]
Temporary Equity [Line Items]
Preferred Stock, Dividend Rate, Percentage					8.75%
Preferred Stock, Dividend Rate, Per-Dollar-Amount | $ / shares					$ 2.9496
Convertible Preferred Stock [Member] | Quarterly Rate [Member]
Temporary Equity [Line Items]
Preferred Stock, Dividend Rate, Percentage					2.1875%
Preferred Stock, Dividend Rate, Per-Dollar-Amount | $ / shares					$ 0.7374
Convertible Preferred Stock [Member] | Scenario, Forecast [Member]
Temporary Equity [Line Items]
Temporary Equity, Threshold Trading Days To Notify Holders		30 days
Basis spread			2.00
Reset rate		10.75%
Percentage below issue price		110.00%
Temporary Equity, Percentage of Holders Required to Approve Rate Reset Election		25.00%
Temporary Equity, Multiplier Liquidation Value Percentage One	110.00%
Temporary Equity, Multiplier Liquidation Value Percentage Two	105.00%
Temporary Equity, Conversion Ratio	1
Temporary Equity, Aggregate Amount Of Conversion Required, Minimum | $								$ 50,000
Temporary Equity, Number of Quarters In Trading Period | quarter			2
Temporary Equity, Aggregate Amount Of Ownership Required For Initial Purchasers To Attend Board Meetings | $	$ 200,000
Temporary Equity, Percentage Required For Initial Purchasers To Purchase Securities	50.00%
Temporary Equity, Aggregate Number of Ownership Units Required For Initial Purchasers To Appoint Directors	11,124,747
Temporary Equity, Number of Directors That Initial Purchasers Have Right To Appoint | director	2
Convertible Preferred Stock [Member] | Minimum [Member]
Temporary Equity [Line Items]
Temporary Equity, Redemption Premium Percentage					115.00%
Convertible Preferred Stock [Member] | Maximum [Member]
Temporary Equity [Line Items]
Temporary Equity, Redemption Premium Percentage					101.00%
Convertible Preferred Stock [Member] | London Interbank Offered Rate (LIBOR) [Member] | Scenario, Forecast [Member]
Temporary Equity [Line Items]
Basis spread		0.0750
Private Placement [Member] | Convertible Preferred Stock [Member]
Temporary Equity [Line Items]
Temporary Equity, Stock Issued During Period, Value, New Issues | $					$ 750,000
Class A convertible preferred units issued (in shares)					22,249,494	22,411,728	22,411,728
Temporary Equity, Per Share Price | $ / shares					$ 33.71
Temporary Equity, Number of Initial Purchasers					2
Subsequent Event [Member] | Convertible Preferred Stock [Member]
Temporary Equity [Line Items]
Distribution paid-in-kind (in shares)				490,252
Subsequent Event [Member] | Convertible Preferred Stock [Member] | In Arrears At Annual Rate [Member]
Temporary Equity [Line Items]
Preferred Stock, Dividend Rate, Per-Dollar-Amount | $ / shares				$ 2.9496
Subsequent Event [Member] | Convertible Preferred Stock [Member] | Quarterly Rate [Member]
Temporary Equity [Line Items]
Preferred Stock, Dividend Rate, Per-Dollar-Amount | $ / shares				$ 0.7374