Annual report pursuant to Section 13 and 15(d)

Related Party Transactions - Additional Information (Detail)

v3.20.1
Related Party Transactions - Additional Information (Detail) - Chad Steelberg and Ryan Steelberg [Member] - USD ($)
$ in Thousands
1 Months Ended 12 Months Ended
Mar. 31, 2017
Dec. 31, 2019
Dec. 31, 2018
Related Party Transaction [Line Items]      
Employment agreement term 3 years    
Healthcare Plans [Member]      
Related Party Transaction [Line Items]      
Related party transaction expenses   $ 71 $ 56
Due to related party   $ 0 $ 5