K. OPERATING SEGMENTS (Tables)

12 Months Ended

Dec. 31, 2020

Segment Reporting [Abstract]

Schedule of Segment Reporting

Year ended December 31, 2020	Current Operations	Corporate	Total	Discontinued Operations Oil & Gas
Operating revenue	$            101	$               -	$         101	$                  225
Operating expenses	60	390	450	395
Depreciation, depletion and amortization	12	6	18	-
Impairment of oil and gas properties	-	-	-	-
Total Operating Expenses	72	396	468	395
Interest income	-	242	242	-
Interest expense	-	(12)	(12)	-
Gain in sale of oil & gas operations	-	-	-	2,138
Other income (expense), net	-	85	85	-
Segment operating income (loss)	$              29	$             (81)	$         (52)	$               1,968

Year ended December 31, 2019	Current Operations	Corporate	Total	Discontinued Operations Oil & Gas
Operating revenue	$              98	$               -	$           98	$                  492
Operating expenses	50	412	462	550
Depreciation, depletion and amortization	11	6	17	69
Impairment of oil and gas properties	-	-	-	2,285
Total Operating Expenses	61	418	479	2,904
Interest income	-	257	257	-
Interest expense	-	(15)	(15)	-
Other income (expense), net	-	199	199	-
Segment operating income (loss)	$              37	$               23	$           60	$             (2,412)

Year ended December 31, 2018	Current Operations	Corporate	Total	Discontinued Operations Oil & Gas
Operating revenue	$            123	$               -	$         123	$                  559
Operating expenses	50	353	403	540
Depreciation, depletion and amortization	9	6	15	238
Impairment of oil and gas properties	-	-	-	-
Total Operating Expenses	59	359	418	778
Interest income	-	37	37	-
Interest expense	-	(18)	(18)	-
Other income (expense), net	-	11	11	-
Segment operating income (loss)	$              64	$           (329)	$       (265)	$                (219)