Accounts Receivable and Notes Receivable - Accounts Receivable (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable	$ 28,947	$ 20,007
Oral drug accounts receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable	2,933	2,097
Capitated accounts receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable	518	665
FFS accounts receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable	19,985	12,530
Clinical trials accounts receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable	2,029	1,823
Other trade receivables
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable	$ 3,482	$ 2,892