Other Long-term Liabilities

12 Months Ended

Dec. 31, 2022

Other Liabilities Disclosure [Abstract]

Other Long-Term Liabilities

OTHER LONG-TERM LIABILITIES

Other long-term liabilities consist of the following:

	At December 31,
	2022		2021
In thousands
Supplemental employees' retirement plan ("SERP")	$	3,306	$	4,491
Deferred compensation	19,237		20,618
Long-term incentive plan	—		1,016
Noncurrent income taxes payable	3,288		3,365
Environmental remediation liability	5,376		5,548
Finance leases	2,002		2,629
Other	3,071		2,170
Total other long-term liabilities	$	36,280	$	39,837

The Company maintains a non-qualified deferred compensation plan for certain of its employees as well as a non-qualified deferred compensation plan for its Board of Directors. Generally, participants in these plans have the ability to defer a certain amount of their compensation, as defined in the agreement. The deferred compensation liability will be paid out either upon retirement or as requested based upon certain terms in the agreements and in accordance with Internal Revenue Code Section 409A.

Disclosures regarding the assumptions used in the determination of the SERP liabilities are included in Note 17, Pension Plans. Discussions of our environmental remediation liabilities are in Note 13, Environmental Costs, and Note 19, Commitments and Contingencies.