Earnings Per Shares (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Numerator:
Net income (loss) attributable to common unitholders - basic	$ (14,171)	$ 12,802	$ (55,429)	$ (14,780)
Numerator:
Net income (loss) attributable to common shareholders - basic	(14,171)	12,802	(55,429)	(14,780)
Effect of participating securities		3,493
Net income (loss) attributable to common shareholders - diluted	$ (14,171)	$ 16,295	$ (55,429)	$ (14,780)
Denominator:
Weighted-average common units outstanding - basic	88,540	83,437	88,320	78,203
Effect of dilutive participating securities		23,542
Effect of dilutive non-participating securities		101
Weighted-average common units outstanding - diluted	88,540	107,080	88,320	78,203
Basic earnings (loss) per common share	$ (0.16)	$ 0.15	$ (0.63)	$ (0.19)
Dilutive (loss) earnings per common share	$ (0.16)	$ 0.15	$ (0.63)	$ (0.19)
Westrock Warrants
Earnings per Unit
Antidilutive securities	18,941	19,144	19,076	19,151
Restricted stock units
Earnings per Unit
Antidilutive securities	2,687	2,142	2,565	1,906
Employee Stock Option
Earnings per Unit
Antidilutive securities	1,297		1,313	1,472
Series A Preferred Shares
Earnings per Unit
Antidilutive securities	31,726		29,688	23,564