Revenue from Contracts with Customers - Contract Balances (Details)	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2023 USD ($)	Jun. 30, 2022 USD ($)	Jun. 30, 2023 USD ($)	Jun. 30, 2022 USD ($)	Dec. 31, 2022 USD ($) item
Revenue from Contracts with Customers
Signing bonuses received from vendors, in prior years | item					2
Contract liabilities	$ 2,300,000		$ 2,300,000		$ 2,700,000
Increase in recognized revenues and contract liabilities	200,000	$ 200,000	400,000	$ 500,000
Change in contract liabilities due to changes in transaction price estimates	$ 0	$ 0	$ 0	$ 0