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Commitments and Contingencies - Additional Information Credit Agreement (Detail) - USD ($) | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021
Line of Credit Facility [Line Items] |  |  |  |
Senior secured revolving credit facility maximum borrowing capacity | $ 60,000,000 |  | $ 60,000,000 |
Date the company entered into a credit Agreement |  |  | Jun. 18, 2014 |
Credit agreement amended and restated date |  |  | May 31, 2022 |
Standby letters of credit borrowing capacity | 10,000,000 |  | $ 10,000,000 |
Standby letters of credit, utilized amount | 533,000 |  | $ 533,000 |
Credit facility interest rate description |  |  | The Credit Facility includes a $10.0 million sublimit for the issuance of standby letters of credit of which $533,000 was utilized at June 30, 2022. Borrowings under the Credit Facility will bear interest at the Daily Simple SOFR rate plus a spread of between 1.00% to 1.25% depending on the Company’s total funded debt to EBITDA as defined in the Credit Agreement. |
Credit agreement, unused capacity, commitment fee percentage |  |  | 0.10% |
Interest expense | 158,000 | $ 146,000 | $ 318,000 | $ 292,000
Credit agreement, amount outstanding | 0 |  | $ 0 |
Credit facility covenants |  |  | (i) an EBITDAR Coverage Ratio (as defined in the Credit Agreement) of not less than 1.25:1.0 as of each quarter end, determined on a rolling four-quarter basis, and (ii) total funded debt to EBITDA not greater than 2.0:1.0 as of each quarter end, determined on a rolling four-quarter basis, and also limits investments in foreign entities and certain other loans. |
Minimum EBITDAR coverage ratio |  |  | 1.25% |
Maximum Total Funded Debt to EBITDA ratio |  |  | 2.0 |
Credit agreement, pledge percentage |  |  | 100.00% |
Compliance description |  |  | As of June 30, 2022, the Company was in compliance with all financial and non-financial covenants and has not experienced any limitation in its operations as a result of the covenants. |
Credit Agreement [Member] |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |
Interest expense | 22,000 | $ 20,000 | $ 47,000 | $ 44,000
Credit agreement, amount outstanding | $ 0 |  | $ 0 |
Minimum [Member] | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member] |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |
Line of Credit Facility Bearing interest rate |  |  | 1.00% |
Maximum [Member] | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member] |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |
Line of Credit Facility Bearing interest rate |  |  | 1.25% |

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- Definition Standby letters of credit amount utilized. + References No definition available. + Details
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- Definition Amount of the cost of borrowed funds accounted for as interest expense. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=6450988&loc=d3e26243-108391 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 3 -URI https://asc.fasb.org/extlink&oid=124435984&loc=d3e28555-108399 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -Subparagraph (d) -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8736-108599 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (210.5-03(11)) -URI https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.9) -URI https://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260 + Details
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- Definition The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)) -URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910 + Details
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- Definition Identification of whether the entity has been in compliance with any credit facility debt covenants during the period. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(19)(b)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)(b)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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