XML 58 R38.htm IDEA: XBRL DOCUMENT
v3.20.4

LEASES AND COMMITMENTS (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2020
LEASES AND COMMITMENTS [Abstract] |
Supplemental Balance Sheet Information of Operating Leases | Balance sheet information related to leases was as follows:
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ |  | December 31, | ​ | December 31,
(In thousands) | ​ | Balance Sheet Classification | ​ | 2020 | ​ | 2019
Right-of-use assets |  | ​ | ​ | ​ | ​ | ​ |  | ​
Operating lease assets | ​ | Other assets | ​ | $ | 10,295 | ​ | $ | 9,521
Lease liabilities | ​ |  | ​ |  |  | ​ |  | ​
Current operating lease liabilities | ​ | Other accrued liabilities | ​ | $ | 2,682 | ​ | $ | 1,954
Non-current operating lease liabilities | ​ | Other liabilities | ​ |  | 7,345 | ​ |  | 7,031
Total | ​ | ​ | ​ | $ | 10,027 | ​ | $ | 8,985
Lease Terms and Discount Rate [Table Text Block] | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | December 31, | ​ | December 31,
Lease term and discount rate | ​ | 2020 | ​ | 2019
Weighted average remaining lease term | ​ | 4.2 | years | ​ | 4.8 | years
Weighted average discount rate |  | 3.3 | % | ​ | 3.9 | %
Supplemental Cash Flow Information Related to Leases [Table Text Block] | Supplemental cash flows information related to leases was as follow:
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Year Ended December 31,
(In thousands) | ​ | 2020 | ​ | 2019
Cash paid for amounts included in the measurement of lease liabilities: | ​ | ​ | ​ | ​ |  | ​
Operating cash flows from operating leases | ​ | $ | 2,459 | ​ | $ | 2,964
Right-of-use assets obtained in exchange for new operating lease obligations | ​ | $ | 2,947 | ​ | $ | 4,884
Lessee, Operating Lease, Liability, Maturity [Table Text Block] | Future minimum lease payments under all non-cancelable lease agreements as of December 31, 2020, are as follows:
​ | ​ | ​ | ​
​ |  | December 31,
(In thousands) | ​ | 2020
2021 | ​ | $ | 2,964
2022 |  | ​ | 2,840
2023 |  | ​ | 2,477
2024 |  | ​ | 1,334
2025 |  | ​ | 342
Thereafter |  | ​ | 830
Total future minimum lease payments |  | ​ | 10,787
Less imputed interest |  | ​ | (760)
Total | ​ | $ | 10,027

X
- Definition Tabular disclosure of Lease Terms And Discount Rate. + References No definition available. + Details
Name: | powi_LeaseTermsAndDiscountRateTableTextBlock
Namespace Prefix: | powi_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Leases and Commitments [Abstract] + References No definition available. + Details
Name: | powi_LeasesandCommitmentsAbstract
Namespace Prefix: | powi_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of Supplemental Balance Sheet Information of Operating Leases. + References No definition available. + Details
Name: | powi_SupplementalBalanceSheetInformationOfOperatingLeasesTableTextBlock
Namespace Prefix: | powi_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of Supplemental Cash Flow Information Related To Leases. + References No definition available. + Details
Name: | powi_SupplementalCashFlowInformationRelatedToLeasesTableTextBlock
Namespace Prefix: | powi_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of undiscounted cash flows of lessee's operating lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating lease liability recognized in statement of financial position. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=77888426&loc=SL77918701-209980 + Details
Name: | us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration