Inventories

The following table shows the components of inventory (in thousands):

Prepaid expenses and other current assets

The following table shows the components of prepaid expenses and other current assets (in thousands):

Accrued expenses and other current liabilities

The following table shows the components of accrued expenses and other current liabilities (in thousands):


	June 30, 2026		December 31, 2025
Accrued expenses:
Accrued compensation and related benefits	$	3,885	$	5,662
Accrued insurance		310		616
Accrued professional services		13		210
Accrued inventory and property, plant, and equipment purchases		98		1,014
Accrued interest		688		493
Accrued property taxes		556		86
Accrued management fees		503		504
Other		336		991
Other current liabilities:
Income tax payable	$	1,021	$	—
Sales tax payable		287		276
Unbilled lost-in-hole revenue		—		137
Deferred income		1,062		722
Total accrued expenses and other current liabilities	$	8,759	$	10,711

NOTE 4 – BALANCE SHEET DETAILS - CURRENT ASSETS AND CURRENT LIABILITIES