Annual report pursuant to Section 13 and 15(d)

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

v3.10.0.1
Selected Balance Sheet Data - Schedule of Other Assets (Detail) - USD ($)
$ in Thousands
Dec. 31, 2018
Dec. 31, 2017
Other Assets [Line Items]    
Other assets Current $ 6,368 $ 5,529
Other assets Non-Current 31,778 23,163
Mortgage servicing rights [Member]    
Other Assets [Line Items]    
Other assets Current 0 0
Other assets Non-Current 2,209 0
Due from independent contractors, net [Member]    
Other Assets [Line Items]    
Other assets Current 3,831 3,672
Other assets Non-Current 27,157 21,726
Security deposits [Member]    
Other Assets [Line Items]    
Other assets Current 0 0
Other assets Non-Current 1,196 1,158
Employee Notes Receivable [Member]    
Other Assets [Line Items]    
Other assets Current 156 366
Other assets Non-Current 370 255
Customer trust accounts and other [Member]    
Other Assets [Line Items]    
Other assets Current 2,381 1,491
Other assets Non-Current $ 846 $ 24