Leases (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Jun. 28, 2020
Lessee, Lease, Description [Line Items]
Lessee, Operating Lease, Liability, Undiscounted Excess Amount	$ 2,148
Operating lease expense	8,180	$ 8,180	$ 6,893
Operating lease payments	8,225	8,009	6,530
Operating lease expense for which no liability or asset was recognized	154	123	275
Operating lease, liability	25,581	$ 26,230
Lessee, Operating Lease, Liability, Payments, Due	27,729
2022	$ 8,508
Operating lease, weighted average discount rate (percent)	3.40%	4.00%
Operating lease, weighted average remaining lease term (years)	5 years 1 month 6 days	5 years 1 month 6 days
Carrying value of lease assets				$ 0
Operating Lease, Impairment Loss	$ 0	$ 3,427	0
Operating lease income		77	$ 311
Contract Termination [Member]
Lessee, Lease, Description [Line Items]
Operating lease, liability	1,717	$ 2,877
Southborough, Massachusetts
Lessee, Lease, Description [Line Items]
Lessee, Operating Lease, Liability, Payments, Due	10,239
2022	$ 670