Contingencies (Tables)

9 Months Ended

Sep. 30, 2024

Commitments and Contingencies Disclosure [Abstract]

Schedule of Contingencies Reserve Balance

For the three and nine months ended September 30, 2024 the following activity was recorded in connection with the New Idria Mercury Mine:

	For the Quarter Ended September 30,						For the Nine Months Ended September 30,
	2024			2023			2024			2023
Beginning reserve balance	$	12,492		$	12,082		$	13,182		$	11,855
Changes in estimated environmental liability		200			300			1,000			3,800
Payments made (3)		(908	)		(1,182	)		(2,398	)		(4,455	)
Ending reserve balance (1)	$	11,784		$	11,200		$	11,784		$	11,200
Beginning receivable balance	$	7,114		$	6,162		$	7,245		$	6,000
Changes in estimated insurance recovery		700			400			1,700			1,600
Insurance recovery reimbursements		(621	)		(394	)		(1,752	)		(1,432	)
Ending receivable balance (2)	$	7,193		$	6,168		$	7,193		$	6,168

(1) As of September 30, 2024, Buckhorn has a total ending reserve balance of $11.8 million related to the New Idria Mine, of which $7.1 million is classified in Other current liabilities and $4.7 million in Other liabilities (long-term).

(2) As of September 30, 2024, Buckhorn has a total receivable balance related to the probable insurance recovery of $7.2 million, of which $3.0 million is classified in Other accounts receivable and $4.2 million is classified in Other (long-term).

(3) Payments made for the nine months ended September 30, 2023 include a $1.9 million payment related to a settlement agreement with the EPA to resolve the past costs claim, which Buckhorn paid in the first quarter of 2023.