Income Taxes - Additional Information (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Income Taxes [Line Items]
Operating loss carryforwards	$ 881	$ 2,845
Valuation allowances	5,023	6,518
Incentive tax credit carryforwards	8,286	8,715
Unrecognized tax benefits	6,647	4,292	$ 4,069
Potential increase (decrease) in income tax provision	5,400	3,700
Possible increase in unrecognized tax benefits resulting from audit settlements	100
CaseStack, Inc. [Member] | Internal Revenue Service [Member]
Income Taxes [Line Items]
Operating loss carryforwards	1,300	$ 1,300	$ 1,300
Federal [Member]
Income Taxes [Line Items]
Operating loss carryforwards	200
Incentive tax credit carryforwards	100
Federal [Member] | CaseStack, Inc. [Member]
Income Taxes [Line Items]
Operating loss carryforwards				$ 4,100
State [Member]
Income Taxes [Line Items]
Operating loss carryforwards	600
Incentive tax credit carryforwards	8,200
State [Member] | Tax Incentive Credit Carryforwards [Member]
Income Taxes [Line Items]
Valuation allowances	3,400
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount	$ 5,000
Minimum [Member] | CaseStack, Inc. [Member]
Income Taxes [Line Items]
Operating loss carryforwards, expiration date	Dec. 31, 2022
Minimum [Member] | Federal [Member]
Income Taxes [Line Items]
Tax credit carryforward, expiration date	Dec. 31, 2025
Minimum [Member] | State [Member]
Income Taxes [Line Items]
Tax credit carryforward, expiration date	Dec. 31, 2022
Maximum [Member] | CaseStack, Inc. [Member]
Income Taxes [Line Items]
Operating loss carryforwards, expiration date	Dec. 31, 2040
Maximum [Member] | Federal [Member]
Income Taxes [Line Items]
Tax credit carryforward, expiration date	Dec. 31, 2028
Maximum [Member] | State [Member]
Income Taxes [Line Items]
Tax credit carryforward, expiration date	Dec. 31, 2026