Note 11 - Self-Insurance

3 Months Ended

Mar. 31, 2024

Notes to Financial Statements

Self Insurance [Text Block]

(11) SELF-INSURANCE

We self-insure our non-leased underground mining equipment. Such equipment is allocated among seven mining units dispersed over eleven miles. The historical cost of such equipment was approximately $262.0 million as of March 31, 2024, and December 31, 2023.

Restricted cash of $4.7 million and $4.3 million as of March 31, 2024, and December 31, 2023, respectively, represents cash held and controlled by a third party and is restricted for future workers’ compensation claim payments.