Summary of Related Party Costs (Parenthetical) (Detail) - Class T Common stock
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Related Party Transaction [Line Items]    
Monthly stockholder servicing fee accrual description accrues daily in an amount equal to 1/365th of 1% of the purchase price per share  
Dealer Manager    
Related Party Transaction [Line Items]    
Monthly stockholder servicing fee accrual description accrues daily in an amount equal to 1/365th of 1% of the purchase price per share accrues daily in an amount equal to 1/365th of 1% of the purchase price per share