Other noncurrent liabilities (Tables)

3 Months Ended

Mar. 31, 2024

Other noncurrent liabilities

Summary of Other Noncurrent Liabilities

	December 31,		March 31,
	2023		2024
	(In thousands)
Reserve for uncertain tax positions	$	3,707	$	3,707
OPEB		524		746
Insurance claims and expenses		579		535
Other		264		57
Total	$	5,074	$	5,045