Fair Value of Financial Instruments - Summary of Fair Value Assets and Liabilities Measured on Recurring Basis (Detail) - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Assets:
Interest rate swaps	$ 0	$ 9
Total	121,158	13,674
Liabilities:
Notes payable	158,814	3,313
Total	163,050	6,656
Fair Value, Recurring
Assets:
Interest rate swaps		9
Total		9
Liabilities:
Notes payable	158,814	3,313
Total	158,814	3,313
Fair Value, Recurring | Level 1
Assets:
Interest rate swaps		0
Total		0
Liabilities:
Notes payable	0	0
Total	0	0
Fair Value, Recurring | Level 2
Assets:
Interest rate swaps		9
Total		9
Liabilities:
Notes payable	158,814	3,313
Total	158,814	3,313
Fair Value, Recurring | Level 3
Assets:
Interest rate swaps		0
Total		0
Liabilities:
Notes payable	0	0
Total	$ 0	$ 0