XML 71 R14.htm IDEA: XBRL DOCUMENT
v3.22.1

Product Warranties | 12 Months Ended
--- | ---
Dec. 31, 2021
Product Warranties |
Product Warranties | Note 6 – Product Warranties A summary of the Company’s warranty liability activity, which is included in accrued liabilities in the accompanying balance sheets as of December 31, 2021 and 2020, is as follows: ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31,
(in thousands) |  | 2021 |  | 2020
Warranty liability, beginning of year | ​ | $ | 96 | ​ | $ | 257
Accruals | ​ |  | — | ​ |  | 10
Payments | ​ |  | (10) | ​ |  | —
Adjustments and other | ​ |  | (86) | ​ |  | (171)
Warranty liability, end of year | ​ | $ | — | ​ | $ | 96
​

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

X
- Definition The entire disclosure for standard and extended product warranties and other product guarantee contracts, including a tabular reconciliation of the changes in the guarantor's aggregate product warranty liability for the reporting period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -URI http://asc.fasb.org/topic&trid=2155896 + Details
Name: | us-gaap_ProductWarrantyDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration