CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Income Statement [Abstract]
Revenue, net	$ 518,590	$ 405,926	$ 332,381
Cost of goods sold	(363,470)	(271,363)	(196,409)
Gross profit	155,120	134,563	135,972
Operating expenses
General and administrative expenses	158,739	137,089	116,665
Settlement expense	0	5,000	36,511
Total operating expenses	158,739	142,089	153,176
Operating loss	(3,619)	(7,526)	(17,204)
Other (expense) income
Interest expense	(36,984)	(32,436)	(63,989)
Other, net	25,843	756	256
Total other expense	(11,141)	(31,680)	(63,733)
Loss before income taxes	(14,760)	(39,206)	(80,937)
Income tax expense	(33,454)	(41,693)	(41,720)
Net loss	$ (48,214)	$ (80,899)	$ (122,657)
Net loss per share attributable to Class A and Class B stockholders of Ascend Wellness Holdings, Inc. — basic (in dollars per share)	$ (0.24)	$ (0.44)	$ (0.82)
Net loss per share attributable to Class A and Class B stockholders of Ascend Wellness Holdings, Inc. — diluted (in dollars per share)	$ (0.24)	$ (0.44)	$ (0.82)
Weighted-average common shares outstanding — basic (in shares)	199,154	183,381	149,434
Weighted-average common shares outstanding —diluted (in shares)	199,154	183,381	149,434