Note 4 - Other Long-term Assets

6 Months Ended

Jun. 30, 2022

Notes to Financial Statements

Other Assets Disclosure [Text Block]

(4) OTHER LONG-TERM ASSETS (in thousands)

	June 30,		December 31,
	2022		2021
Advanced coal royalties	$	6,464	$	6,678
Other		1,670		1,694
Total other assets	$	8,134	$	8,372