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Debt - Additional Information (Detail) - USD ($)
$ in Thousands
Dec. 28, 2020
Sep. 09, 2020
Boulder Road LLC [Member]    
Debt Instrument [Line Items]    
Subsidiary interest percentage   50.00%
Boulder Road and Westside Boulder, LLC [Member] | Loan Agreement [Member] | Great Western Bank [Member] | Mortgage Loan [Member]    
Debt Instrument [Line Items]    
Loan principal amount $ 13,000  
Interest rate 3.75%  
Debt instrument, maturity date Dec. 28, 2025  
Percentage of line of credit proceeds 50.00%  
Percentage of line of credit monthly installments 50.00%  
Westside Boulder, LLC. [Member] | Boulder Road LLC [Member]    
Debt Instrument [Line Items]    
Undivided interest sold percentage   50.00%