Schedule III - Reconciliation of Accumulated Depreciation (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]
Balance at beginning of year	$ 142,206	$ 147,696	$ 137,947
Depreciation expense	43,744	48,569	59,289
Dispositions	(23,145)	(23,679)	(9,174)
Write-offs	(7,834)	(30,380)	(40,366)
Balance at end of year	$ 154,971	$ 142,206	$ 147,696