Long term debt, net - Narrative 2 (Details)		3 Months Ended
	Mar. 27, 2025 USD ($) $ / shares	Mar. 31, 2026 USD ($) shares	Mar. 31, 2025 USD ($)	Dec. 31, 2025 USD ($)
Long term debt
Warrants issued | shares		37,137,806
Carrying value of the Notes, net of debt issuance cost and discount		$ 267,190,000		$ 273,589,000
Interest expense – 2028 Notes		$ 5,151,000	$ 201,000
Note Purchase Agreement [Member] | Debt Warrants 2028 [Member] | Fortress Investment Group LLC [Member]
Long term debt
Warrants issued | shares		3,900,000
Note Purchase Agreement [Member] | Senior Secured Convertible Notes due 2028 [Member]
Long term debt
Debt Instrument, Maturity Date	Jun. 30, 2028
Debt Instrument, Frequency of Periodic Payment	semi-annually
Debt Instrument, Interest Rate, Stated Percentage	5.00%
Debt Instrument, Convertible, Number of shares per thousand dollars principal amount | $ / shares	79.6178
Debt Instrument, Convertible, Denominator value of principal amount	$ 1,000
Carrying value of the Notes, net of debt issuance cost and discount		$ 160,500,000		157,800,000
Debt discount of the Notes		29,500,000		32,200,000
Note Purchase Agreement [Member] | Senior Secured Convertible Notes due 2028 [Member] | Fortress Investment Group LLC [Member]
Long term debt
Interest Payable		$ 833,000		208,000
Minimum percentage of ownership interest held by stockholder (as a percent)		10.00%
Debt Instrument, Aggregate principal amount		$ 50,000,000
Debt Instrument, Accrued interest expense		625,000	28,000
Note Purchase Agreement [Member] | Senior Secured Convertible Notes due 2028 [Member] | Entity affiliated with Neil S. Subin [Member]
Long term debt
Interest Payable		105,000		$ 26,000
Debt Instrument, Aggregate principal amount		6,300,000
Debt Instrument, Accrued interest expense		79,000	$ 4,000
Note Purchase Agreement [Member] | Senior Secured Convertible Notes due 2028 [Member] | Debt Warrants 2028 [Member]
Long term debt
Fair value of derivative liability		106,700,000
Fair value of debt		$ 9,000,000