XML 31 R17.htm IDEA: XBRL DOCUMENT
v3.21.1

PRODUCT WARRANTIES | 12 Months Ended
--- | ---
Dec. 31, 2020
Product Warranties Disclosures [Abstract] |
PRODUCT WARRANTIES | PRODUCT WARRANTIES Product warranty activity consisted of the following for the years ended:
(In thousands) | December 31, 2020 |  | December 31, 2019
Beginning balance | $ | 452 |  |  | $ | 348 |
Provision for product warranties | 215 |  |  | 321 |
Product warranty expenses incurred | (169) |  |  | (217) |
Accrued product warranties | $ | 498 |  |  | $ | 452 |

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: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration