Leases (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2022	Mar. 31, 2022	Jan. 01, 2022	Dec. 31, 2021	Jun. 30, 2021	Mar. 31, 2021	Dec. 31, 2020
Assets
Operating lease, right-of-use assets	$ 7,189
Finance lease, right-of-use assets	341
Property and equipment, net	12,649			$ 11,304
Current liabilities:
Lease liabilities, short-term, operating	694
Lease liabilities, short-term, financing	35
Accrued expenses	5,281			10,917
Total current liabilities	12,750			18,166
Lease liabilities, long-term, operating	7,405
Lease liabilities, long-term, financing	322
Deferred rent, long term				813
Other long-term liabilities	698			1,210
Total liabilities	21,176			20,189
Total stockholders' equity	194,967	$ 207,070		220,980	$ (164,526)	$ (151,047)	$ (127,006)
Total liabilities and stockholders' equity	$ 216,143			241,169
Finance lease, term of contract	8 years
Finance lease, Existence of option to extend	true
Finance lease, Renewal term	5 years
Minimum
Current liabilities:
Operating lease, term of contract	8 years
Maximum
Current liabilities:
Operating lease, term of contract	10 years
Accounting Standards Update 2016-02
Assets
Operating lease, right-of-use assets			$ 6,000
Finance lease, right-of-use assets			400
Property and equipment, net				11,304
Total assets				11,304
Current liabilities:
Accrued expenses				10,917
Total current liabilities				18,166
Deferred rent, long term				813
Other long-term liabilities				1,210
Total liabilities				20,189
Total stockholders' equity				220,980
Total liabilities and stockholders' equity				$ 241,169
Accounting Standards Update 2016-02 | Cumulative Effect, Period of Adoption, Adjustment
Assets
Operating lease, right-of-use assets			6,039
Finance lease, right-of-use assets			366
Property and equipment, net			(351)
Total assets			6,054
Current liabilities:
Lease liabilities, short-term, operating			1,023
Lease liabilities, short-term, financing			33
Accrued expenses			(160)
Total current liabilities			896
Lease liabilities, long-term, operating			5,960
Lease liabilities, long-term, financing			341
Deferred rent, long term			(813)
Other long-term liabilities			(330)
Total liabilities			6,054
Total liabilities and stockholders' equity			6,054
Accounting Standards Update 2016-02 | Cumulative Effect, Period of Adoption, Adjusted Balance [Member]
Assets
Operating lease, right-of-use assets			6,039
Finance lease, right-of-use assets			366
Property and equipment, net			10,953
Total assets			17,358
Current liabilities:
Lease liabilities, short-term, operating			1,023
Lease liabilities, short-term, financing			33
Accrued expenses			10,757
Total current liabilities			19,062
Lease liabilities, long-term, operating			5,960
Lease liabilities, long-term, financing			341
Other long-term liabilities			880
Total liabilities			26,243
Total stockholders' equity			220,980
Total liabilities and stockholders' equity			$ 247,223