Note 12 - Segment Reporting (Tables)

6 Months Ended

Jun. 30, 2021

Notes Tables

Schedule of Segment Reporting Information, by Segment [Table Text Block]

									Eliminations* and
2021	CVD			SDC		Materials			Unallocated			Consolidated
Assets	$	28,149		$	6,765	$	3,940		$	66		$	38,920
Revenue		1,804			1,162		1,087			(19	)		4,034
Operating (loss) income		(1,220	)		368		503			(734	)		(1,083	)
Pretax income (loss)		1,209			368		628			(734	)		1,471
2020
Assets	$	36,509		$	6,445	$	5,380		$	(9	)	$	48,325
Revenue		2,280			1,016		517			(94	)		3,719
Operating (loss) income		(299	)		65		(137	)		(761	)		(1,132	)
Pretax (loss) income		(312	)		65		(125	)		(761	)		(1,133	)

									Eliminations* and
2021	CVD			SDC		Materials			Unallocated			Consolidated
Revenue		3,811			1,987		1,716			(114	)		7,400
Operating (loss) income		(1,753	)		363		392			(1,704	)		(2,702	)
Pretax income (loss)		661			363		646			(1,704	)		(34	)
2020
Revenue		6,377			2,835		801			(258	)		9,755
Operating income (loss)		293			667		(493	)		(1,491	)		(1,024	)
Pretax income (loss)		277			675		(467	)		(1,491	)		(1,006	)