Quarterly report pursuant to Section 13 or 15(d)

Investment in Joint Ventures - Additional Information (Detail)

v3.20.2
Investment in Joint Ventures - Additional Information (Detail) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Operational Joint Ventures [Member]        
Schedule of Equity Method Investments [Line Items]        
Management and call center fee earned $ 1.9 $ 2.2 $ 4.5 $ 4.3