Common Stock Warrants (Details) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2024 USD ($) D $ / shares shares	Mar. 31, 2023 USD ($)
Common Stock Warrants
Gains/Losses related to changes in fair value of warrant liabilities | $	$ (41)	$ (5,529)
Westrock Warrants
Common Stock Warrants
Common stock warrants outstanding	19,144,120
Warrant to purchase each share	1
Warrant exercise price (in dollars per share) | $ / shares	$ 11.50
Warrant expiry term	5 years
Redemption price | $ / shares	$ 0.01
Term of redemption notice to share holders	30 days
Number of trading days | D	20
Number of trading days before warrant redemption notice | D	30
Number of business days | D	3
Share price (in dollars per share) | $ / shares	$ 18.00
Westrock Public Warrants
Common Stock Warrants
Common stock warrants outstanding	17,118,074
Westrock Private Warrants
Common Stock Warrants
Common stock warrants outstanding	2,026,046