Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies - Additional Information Credit Agreement (Detail)

v3.21.1
Commitments and Contingencies - Additional Information Credit Agreement (Detail) - USD ($)
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Line of Credit Facility [Line Items]    
Senior secured revolving credit facility maximum borrowing capacity $ 60,000,000.0  
Revolving credit facility maturity date Jun. 01, 2022  
Date the company entered into a credit Agreement Jun. 18, 2014  
Credit agreement amended and restated date May 28, 2019  
Credit agreement date Nov. 27, 2019  
Standby letters of credit borrowing capacity $ 10,000,000.0  
Standby letters of credit, utilized amount $ 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 March 31, 2021. Borrowings under the Credit Facility will bear interest, at the Company’s option, at either (i) a fluctuating rate per annum 2.00% below the Base Rate (defined as the highest of (a) the Bank’s prime rate, (b) one-month LIBOR plus 1.50%, and (c) the federal funds rate plus 1.50%), or (ii) at a fixed rate per annum determined by Bank to be between 0.875% to 1.125% above LIBOR.  
LIBOR rate duration period 1 month  
Credit agreement, unused capacity, commitment fee percentage 0.10%  
Interest expense $ 146,000 $ 283,000
Credit agreement, amount outstanding $ 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 1.5:1.0 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 1.5:1  
Credit agreement, pledge percentage 100.00%  
Compliance description As of March 31, 2021, 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.  
Fluctuating rate per annum 2.00%  
LIBOR [Member]    
Line of Credit Facility [Line Items]    
Base spread on variable rate 1.50%  
Federal Funds Rate [Member]    
Line of Credit Facility [Line Items]    
Base spread on variable rate 1.50%  
Credit Agreement [Member]    
Line of Credit Facility [Line Items]    
Credit agreement date Feb. 09, 2021  
Interest expense $ 24,000 $ 22,000
Credit agreement, amount outstanding $ 0  
Minimum [Member] | LIBOR [Member]    
Line of Credit Facility [Line Items]    
Base spread on variable rate 0.875%  
Maximum [Member] | LIBOR [Member]    
Line of Credit Facility [Line Items]    
Base spread on variable rate 1.125%