Revenues - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
Revenue Recognition [Abstract]
Fees to GPOs	$ 4,000	$ 4,200	$ 8,500	$ 7,600
Short-term deferred revenues, net	108,579		108,579		$ 112,196
Deferred cost of sales	13,600		13,600		22,400
Deferred revenues recognized	22,400		89,000
Short-term deferred revenues, gross					134,600
Long-term deferred revenues	$ 24,187		$ 24,187		$ 20,194
Remaining performance obligation, recognition period	10 years		10 years