Leases - Summary of Maturities of Operating Lease Liabilities (Details)	Dec. 31, 2019 USD ($)
Operating Lease Liabilities Payments Due [Abstract]
2020	$ 3,734,000
2021	14,922,000
2022	14,230,000
2023	14,307,000
2024	12,869,000
Thereafter	60,223,000
Total lease payments	120,285,000
Less interest	(19,439,000)
Total lease liabilities	$ 100,846,000