Annual report pursuant to Section 13 and 15(d)

Selected Balance Sheet Data - Schedule of Other Assets (Detail)

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Selected Balance Sheet Data - Schedule of Other Assets (Detail) - USD ($)
$ in Thousands
Dec. 31, 2019
Dec. 31, 2018
Other Assets [Line Items]    
Other assets Current $ 6,067 $ 6,368
Other assets Non-Current 70,994 31,778
Mortgage servicing rights [Member]    
Other Assets [Line Items]    
Other assets Current 0 0
Other assets Non-Current 2,002 2,209
Due from independent contractors, net [Member]    
Other Assets [Line Items]    
Other assets Current 2,882 3,831
Other assets Non-Current 66,647 27,157
Security deposits [Member]    
Other Assets [Line Items]    
Other assets Current 0 0
Other assets Non-Current 1,345 1,196
Employee Notes Receivable [Member]    
Other Assets [Line Items]    
Other assets Current 65 156
Other assets Non-Current 323 370
Customer trust accounts and other [Member]    
Other Assets [Line Items]    
Other assets Current 3,120 2,381
Other assets Non-Current $ 677 $ 846