Leases - Supplemental balance sheet information (Details) $ in Thousands	Jun. 30, 2022 USD ($)
Leases
Operating lease assets	$ 7,189
Accrued expenses and other current liabilities	$ 694
Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration]	Operating and Finance Lease Liability, Current
Operating lease liabilities	$ 7,405
Total operating lease liabilities	8,099
Financing Leases:
Accumulated depreciation	(45)
Net property, plant and equipment	341
Current portion of long-term debt	$ 35
Finance Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration]	Operating and Finance Lease Liability, Current
Long-term debt	$ 322
Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration]	Operating and Finance Lease Liability, Non Current
Total financing lease liabilities	$ 357
Weighted-average remaining lease term - operating leases:	7 years 14 days
Weighted-average remaining lease term - financing leases:	7 years
Weighted-average discount rate - operating leases:	3.70%
Weighted-average discount rate - financing leases	12.00%
Office furniture and fixtures
Financing Leases:
Gross property, plant and equipment	$ 386