OTHER ASSETS (Tables)

12 Months Ended

Dec. 31, 2021

Schedule of Other Assets

Other assets consist of the following (in thousands):

	December 31,
	2021		2020
Intangible assets, less accumulated amortization     of $12,236 and $10,351, respectively	$	8,998	$	10,866
Financing receivable - Kansas lease		145,036		147,481
ROU lease assets		169,968		194,080
Lease incentive assets		4,171		4,813
Debt issuance costs, less accumulated amortization of     $3,173 and $2,332, respectively		1,020		1,855
Cash equivalents and cash surrender value of life     insurance held in Rabbi trust		15,453		14,940
Straight-line rent receivable		648		2,196
Insurance receivable		13,522		14,353
Note receivable from APM		3,063		3,094
Other		2,660		2,985
	$	364,539	$	396,663

Estimated Amortization Expense Related to Intangible Assets

As of December 31, 2021, the estimated amortization expense related to intangible assets for each of the next five years is as follows (in thousands):

2022	$	1,323
2023		489
2024		466
2025		462
2026		454