Schedule of Other Assets (Detail) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Intangible assets:
Deferred leasing assets, less accumulated amortization of $1,132 and $5,647, respectively	$ 146	$ 41,129
Other intangible assets, less accumulated amortization of $9,219 and $8,182, respectively	10,720	14,517
Construction receivable - Kansas lease		137,665
Financing receivable - Kansas lease	147,481
ROU asset	194,080	108,118
Lease incentive assets	4,813	5,454
Debt issuance costs, less accumulated amortization of $2,332 and $1,475, respectively	1,855	2,628
Cash equivalents and cash surrender value of life insurance held in Rabbi trust	14,940	14,448
Straight-line rent receivable	2,196	7,836
Insurance receivable	14,353	13,179
Other	6,079	5,933
Other assets, total	$ 396,663	$ 350,907