Income Taxes - Additional Information (Details) - USD ($)	3 Months Ended	12 Months Ended
	Sep. 30, 2021	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Income Taxes [Line Items]
Deferred tax assets and liabilities income tax rate expected to reverse in future		26.60%
Increase in valuation allowance		$ 800,000
Increase in cumulative foreign tax credit carryforward		800,000
Income taxes provided for additional outside basis difference inherent in entities as result of reinvestment		$ 1,200,000
Operating loss carryforwards expiration term		20 years
Operating loss carryforwards valuation allowance		$ 400,000
Deferred tax assets, valuation allowance		7,048,000	$ 6,839,000	$ 5,374,000	$ 5,112,000
Valuation allowance, deferred tax asset, increase (decrease), amount		209,000	1,465,000	$ 262,000
Unrecognized tax benefits		450,000	811,000		$ 216,000
Unrecognized tax benefits that would impact effective tax rate		500,000	800,000
Unrecognized tax benefits, income tax penalties and interest accrued		$ 0	0
Earliest Tax Year | Internal Revenue Service (IRS)
Income Taxes [Line Items]
Open tax year		2018
Earliest Tax Year | State and Foreign Jurisdictions
Income Taxes [Line Items]
Open tax year		2017
Latest Tax Year | Internal Revenue Service (IRS)
Income Taxes [Line Items]
Open tax year		2020
Latest Tax Year | State and Foreign Jurisdictions
Income Taxes [Line Items]
Open tax year		2020
Foreign Tax Authority
Income Taxes [Line Items]
Operating loss carryforwards		$ 100,000
Deferred tax assets, valuation allowance		400,000	1,000,000.0
Valuation allowance, deferred tax asset, increase (decrease), amount		6,700,000
Domestic Tax Authority
Income Taxes [Line Items]
Operating loss carryforwards		$ 7,300,000
Net operating loss carryforwards, expiration year		2034
State and Local Jurisdiction
Income Taxes [Line Items]
Tax credit carryforward, amount		$ 1,400,000
Deferred tax assets, tax credit carryforwards		$ 1,081,000	$ 2,108,000
State and Local Jurisdiction | Earliest Tax Year
Income Taxes [Line Items]
Tax credit carryforwards, expiration year		2021
State and Local Jurisdiction | Latest Tax Year
Income Taxes [Line Items]
Tax credit carryforwards, expiration year		2029
U.S. Federal Government | CARES Act | COVID-19 Pandemic
Income Taxes [Line Items]
Exercised option to defer employer portion of social security tax payment description		Pursuant to the Coronavirus Aid, Relief and Economic Security (“CARES”) Act, the Company exercised the option to defer payment of the employer portion of the Social Security tax, with 50% to be repaid by December 31, 2021 and the remainder by December 31, 2022
Percentage of deferred employer portion of social security tax repayable	50.00%	50.00%
Employer portion of social security tax repayable date		Dec. 31, 2021
Employer portion of social security tax repayable remainder date		Dec. 31, 2022
Employer portion of social security tax deferred		$ 20,900,000