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Property, plant and equipment

12 Months Ended

Dec. 31, 2024

Property, plant and equipment

Property, plant and equipment

Note 5 - Property, plant and equipment

Elements of property, plant and equipment are as follows:

​

​	​	​	​	​	​	​	​	​
​	​	​	​	​	​	​	​	Estimated
December 31,		2024			2023			Lives
(in thousands)	​	​	​	​	​	​	​	​
Property, plant and equipment		​			​
- Land	​	$	1,255	​	$	1,255
- Land improvements	​		319	​		319		6-10 years
- Buildings	​		1,446	​		1,446		25-39 years
- Building improvements	​		3,569	​		3,467		25-39 years
- Cylinders	​		12,957	​		13,220		15-30 years
- Equipment	​		32,525	​		29,397		3-10 years
- Equipment under capital lease	​		315	​		315		5-7 years
- Vehicles	​		2,081	​		1,790		3-5 years
- Lab and computer equipment, software	​		3,304	​		3,233		2-8 years
- Furniture and fixtures	​		1,125	​		933		5-10 years
- Leasehold improvements	​		865	​		865		3-5 years
- Construction-in-Progress	​		4,237	​		2,844
Subtotal	​		63,998	​		59,084
Less: Accumulated depreciation	​		(42,444)	​		(39,709)
Total	​	$	21,554	​	$	19,375

​

Depreciation expense for the years ended December 31, 2024, 2023 and 2022 was $3.0 million, $3.0 million and $3.2 million, respectively, of which $2.4 million, $2.0 million and $2.0 million, respectively, were included as cost of sales in the Company’s Consolidated Income Statements.

X

- References

No definition available.

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X

- Definition

The entire disclosure for long-lived, physical asset used in normal conduct of business and not intended for resale. Includes, but is not limited to, work of art, historical treasure, and similar asset classified as collections.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 360
-Name Accounting Standards Codification
-Publisher FASB
-URI https://asc.fasb.org/360/tableOfContent

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 6
-SubTopic 360
-Topic 958
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477798/958-360-50-6

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (d)
-SubTopic 360
-Topic 958
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477798/958-360-50-1

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 7
-SubTopic 360
-Topic 958
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477798/958-360-50-7

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