XML 35 R13.htm IDEA: XBRL DOCUMENT
v3.20.4

Property, Plant, and Equipment | 12 Months Ended
--- | ---
Dec. 31, 2020
Property, Plant, and Equipment |
Property, Plant, and Equipment | Note 6 — Property, Plant, and Equipment ​ Property, plant, and equipment, net, consist of the following: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31, | ​ | December 31, | ​ | ​
​ |  | 2020 |  | 2019 |  | Average Useful Life
​ | ​ | (in thousands) | ​ | ​
Land | ​ | $ | 5,061 | ​ | $ | 5,061 | ​ | N/A
Building and improvements | ​ |  | 62,865 | ​ |  | 61,884 | ​ | 10 – 40 years
Machinery and equipment (1) | ​ |  | 140,493 | ​ |  | 137,692 | ​ | 3 – 10 years
Leasehold improvements | ​ |  | 6,671 | ​ |  | 6,703 | ​ | 3 – 7 years
Gross property, plant, and equipment | ​ |  | 215,090 | ​ |  | 211,340 | ​ | ​
Less: accumulated depreciation and amortization | ​ |  | 149,819 | ​ |  | 135,629 | ​ | ​
Net property, plant, and equipment | ​ | $ | 65,271 | ​ | $ | 75,711 | ​ | ​
(1) | Machinery and equipment also includes software, furniture, and fixtures
​ Depreciation expense was $15.4 million, $17.3 million, and $17.6 million for the years ended December 31, 2020, 2019, and 2018, respectively. During the year ended December 31, 2019, the Company classified vacant land in St. Paul, Minnesota as held for sale, and subsequently sold the land for approximately $0.6 million, which approximated its carrying value.

X
- References No definition available. + Details
Name: | us-gaap_PropertyPlantAndEquipmentAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=120429125&loc=d3e99893-112916 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -URI http://asc.fasb.org/topic&trid=2155823 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=120429125&loc=SL120174063-112916 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=120429125&loc=d3e99779-112916 + Details
Name: | us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration