Commitments and Contingencies - Additional Information (Detail)

v3.22.2.2

Commitments and Contingencies - Additional Information (Detail) - USD ($)													1 Months Ended										3 Months Ended		9 Months Ended
	Oct. 01, 2022	Sep. 01, 2022	May 01, 2022	Apr. 04, 2022	Jul. 01, 2021	Aug. 20, 2020	Jun. 01, 2020	May 01, 2020	Jun. 06, 2019	Apr. 12, 2019	Dec. 13, 2018	Jan. 16, 2018	Feb. 28, 2021	Aug. 31, 2019	Jul. 31, 2019	Mar. 31, 2019	Jan. 31, 2018	Sep. 30, 2016	Jan. 31, 2016	Dec. 31, 2015	Jun. 30, 2015	Mar. 31, 2014	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021
Commitments And Contingencies [Line Items]
Operating lease rent expense																							$ 1,592,000	$ 1,621,000	$ 4,828,000	$ 4,840,000
Sub-lease income																							38,000	38,000	115,000	115,000
Operating lease rent expense, net																									4,713,000	4,725,000
Finance lease obligation																							373,000		373,000		$ 253,000
Assets acquired under capital leases																							372,000		372,000		247,000
Depreciation expense																							306,000	294,000	886,000	881,000
Leased assets write off																							170,000	38,000	194,000	120,000
Accumulated depreciation																							119,000	31,000	143,000	95,000
Two Copiers | Lease Agreement July 31, 2022
Commitments And Contingencies [Line Items]
Lease expiration date														Jul. 31, 2022
Assets acquired under capital leases														$ 51,000
Capital lease, period														3 years
Capital lease, minimum monthly payment														$ 1,000
Copier | Through May 31, 2022
Commitments And Contingencies [Line Items]
Lease expiration date																May 31, 2022
Assets acquired under capital leases																$ 12,000
Capital lease, period																39 months
Capital lease, minimum monthly payment																$ 400
Copier | Through February 28,2021
Commitments And Contingencies [Line Items]
Lease expiration date													Jan. 31, 2021
Assets acquired under capital leases													$ 11,000
Capital lease, period													3 years
Capital lease, minimum monthly payment													$ 300
Copier | Through February 28, 2022
Commitments And Contingencies [Line Items]
Lease expiration date																Feb. 28, 2022
Assets acquired under capital leases																$ 13,000
Capital lease, period																3 years
Capital lease, minimum monthly payment																$ 400
Finance Lease Assets
Commitments And Contingencies [Line Items]
Depreciation expense																							28,000	30,000	86,000	$ 90,000
Cortina Asset Management, LLC | Copier | Lease Agreement November 2021
Commitments And Contingencies [Line Items]
Lease expiration date															Nov. 30, 2021
Capital lease, minimum monthly payment															$ 1,000
Additional Office Space
Commitments And Contingencies [Line Items]
Operating lease rent expense, net																		$ 10,000				$ 5,000
Refundable security deposit																						$ 3,000
Lease commencement date												Jan. 16, 2018						Oct. 01, 2017				May 01, 2014
Lease expiration date												Nov. 30, 2028						Nov. 30, 2024				Jul. 31, 2019
Number of rent free periods																						3 months
Rent credit																		$ 40,000
Lease expansion date												Jan. 12, 2018
Office Space | Charlottesville, VA.
Commitments And Contingencies [Line Items]
Operating lease rent expense, net																					$ 3,000
Refundable security deposit																					$ 2,000
Lease commencement date				Jul. 01, 2022					Jul. 01, 2019												Jun. 30, 2015
Lease expiration date				Dec. 31, 2023					Jun. 30, 2022												Jun. 30, 2019
Office Space | Bedminster, NJ.
Commitments And Contingencies [Line Items]
Operating lease rent expense, net																					$ 11,000
Lease commencement date																					Apr. 01, 2022
Lease expiration date																					Jul. 31, 2027
Number of rent free periods																					4 months
Office Space | Princeton, NJ.
Commitments And Contingencies [Line Items]
Operating lease rent expense, net																			$ 6,000
Lease expiration date																			Aug. 31, 2022
Number of rent free periods																			5 months
Office Space | New York City
Commitments And Contingencies [Line Items]
Operating lease rent expense, net																				$ 446,000
Lease commencement date																				Oct. 01, 2017
Lease expiration date																				Sep. 30, 2028
Number of rent free periods																				12 months
Payments for tenant improvements																				$ 2,080,000
Office Space | Boston, MA
Commitments And Contingencies [Line Items]
Operating lease rent expense, net																	$ 33,000
Lease commencement date																	Jan. 01, 2018
Lease expiration date																	Apr. 30, 2023
Number of rent free periods																	1 month
Office Space | La Jolla, CA
Commitments And Contingencies [Line Items]
Operating lease rent expense, net											$ 3,000
Lease expiration date											Jan. 31, 2020
Office Space | San Diego, CA
Commitments And Contingencies [Line Items]
Operating lease rent expense, net											$ 12,000
Lease commencement date											Feb. 01, 2020
Lease expiration date											Jun. 30, 2025
Number of rent free periods											4 months
Payments for tenant improvements											$ 27,000
Office Space | Milwaukee, WI
Commitments And Contingencies [Line Items]
Operating lease rent expense, net										$ 12,000
Lease expiration date										Dec. 31, 2022
Office Equipment
Commitments And Contingencies [Line Items]
Finance lease obligation																							373,000		373,000		253,000
Office Equipment | Two Copiers | Through August 19, 2023
Commitments And Contingencies [Line Items]
Lease expiration date						Aug. 19, 2023
Assets acquired under capital leases						$ 43,000
Capital lease, period						3 years
Capital lease, minimum monthly payment						$ 1,000
Office Equipment | Two Copiers | Through August 19, 2023
Commitments And Contingencies [Line Items]
Lease expiration date						Aug. 19, 2023
Assets acquired under capital leases						$ 39,000
Capital lease, period						3 years
Capital lease, minimum monthly payment						$ 1,000
Office Equipment | Two Copiers | Through June 30, 2024
Commitments And Contingencies [Line Items]
Lease expiration date					Jun. 30, 2024
Assets acquired under capital leases					$ 52,000
Capital lease, period					3 years
Capital lease, minimum monthly payment					$ 1,000
Office Equipment | Copier | Through April 30, 2025
Commitments And Contingencies [Line Items]
Assets acquired under capital leases								$ 82,000
Capital lease, period								5 years
Capital lease, minimum monthly payment								$ 1,000
Office Equipment | Copier | Through May 31, 2023
Commitments And Contingencies [Line Items]
Assets acquired under capital leases							$ 59,000
Capital lease, period							3 years
Capital lease, minimum monthly payment							$ 2,000
Office Equipment | Copier | Through April 30, 2026
Commitments And Contingencies [Line Items]
Lease expiration date			Apr. 30, 2026
Assets acquired under capital leases			$ 31,000
Capital lease, period			4 years
Capital lease, minimum monthly payment			$ 1,000
Office Equipment | Copier | Through August 31, 2025
Commitments And Contingencies [Line Items]
Lease expiration date		Aug. 31, 2025
Assets acquired under capital leases		$ 30,000
Capital lease, period		3 years
Capital lease, minimum monthly payment		$ 1,000
Office Equipment | Copier | Through November 30, 2025
Commitments And Contingencies [Line Items]
Lease expiration date		Nov. 30, 2025
Assets acquired under capital leases		$ 11,000
Capital lease, period		39 months
Capital lease, minimum monthly payment		$ 300
Office Equipment | Copier | Through September 30, 2027
Commitments And Contingencies [Line Items]
Lease expiration date	Sep. 30, 2027
Assets acquired under capital leases	$ 210,000
Capital lease, period	5 years
Capital lease, minimum monthly payment	$ 4,000
Office Equipment | Four Copiers
Commitments And Contingencies [Line Items]
Lease expiration date													Jan. 31, 2026
Assets acquired under capital leases													$ 94,000
Capital lease, period													5 years
Capital lease, minimum monthly payment													$ 2,000
Letter of Credit
Commitments And Contingencies [Line Items]
Refundable security deposit																							506,000		506,000		$ 506,000
Letter of Credit | Boston landlord
Commitments And Contingencies [Line Items]
Refundable security deposit																							80,000		$ 80,000
General and administrative
Commitments And Contingencies [Line Items]
Operating lease rent expense, net																							$ 1,554,000	$ 1,583,000