Revenue from Contracts with Customers - Contract Balances (Details)	3 Months Ended		12 Months Ended
	Mar. 31, 2025 USD ($) item	Mar. 31, 2024 USD ($)	Dec. 31, 2024 USD ($) item
Revenue from Contracts with Customers
Signing bonuses received from vendors, in prior years | item	1		3
Contract liabilities	$ 2,100,000		$ 2,200,000
Recognized revenues	300,000	$ 200,000
Change in contract liabilities due to changes in transaction price estimates	0	$ 0
Receivables from contracts with customers or contract assets	$ 0		$ 0