Notes Receivable (Tables)

12 Months Ended

Dec. 31, 2018

Debt Disclosure [Abstract]

Schedule of Notes Receivable

The following tables show the notes receivable, accrued interest and unamortized discount on the Company’s notes receivable as of December 31, 2018 and December 31, 2017. 

	December 31, 2018
(thousands of dollars)	Note Amount		Plus Accrued Interest		Less Unamortized Note Discount			Note Balance per Balance Sheet
Current Assets
Notes receivable Laramide – current	$	1,500	$	45	$	-		$	1,545
Subtotal Notes Receivable – current	$	1,500	$	45	$	-		$	1,545
Non-current Assets
Notes receivable – Laramide – non-current	$	2,000	$	-	$	(507	)	$	1,493
Total Notes Receivable – current and non-current	$	3,500	$	45	$	(507	)	$	3,038

	December 31, 2017
(thousands of dollars)	Note Amount		Plus Accrued Interest		Less Unamortized Note Discount			Note Balance per Balance Sheet
Current Assets
Notes receivable Laramide – current	$	1,500	$	250	$	-		$	1,750
Subtotal Notes Receivable – current	$	1,500	$	250	$	-		$	1,750
Non-current Assets
Notes receivable – Laramide – non-current	$	3,500	$	-	$	(1,005	)	$	2,495
Notes receivable – Alabama Graphite Corp.		832		1		-			833
Subtotal Notes Receivable – non-current	$	4,332	$	1	$	(1,005	)	$	3,328
Total Notes Receivable – current and non-current	$	5,832	$	251	$	(1,005	)	$	5,078