XML 37 R27.htm IDEA: XBRL DOCUMENT
v3.22.2.2

Leases (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2022
Leases |
Schedule of Components of Lease Cost | The components of lease cost for the Company’s leases for the three and nine months ended September 30, 2022 and 2021 were as follows (in thousands): Schedule of Components of Lease Cost
|  | 2022 |  |  | 2021 |  |  | 2022 |  |  | 2021 |
|  | Three Months Ended |  |  | Nine Months Ended |
|  | September 30, |  |  | September 30, |
|  | 2022 |  |  | 2021 |  |  | 2022 |  |  | 2021 |
Operating Leases: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Lease cost |  | $ | 157 |  |  | $ | 115 |  |  | $ | 471 |  |  | $ | 341 |
Finance Leases: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Amortization of ROU assets |  |  | 42 |  |  |  | 53 |  |  |  | 133 |  |  |  | 170 |
Interest on lease liability |  |  | 9 |  |  |  | 50 |  |  |  | 30 |  |  |  | 85 |
Finance Leases |  |  | 51 |  |  |  | 103 |  |  |  | 163 |  |  |  | 255 |
Short-term lease rent expense |  |  | — |  |  |  | 4 |  |  |  | 7 |  |  |  | 10 |
Total lease cost |  | $ | 208 |  |  | $ | 222 |  |  | $ | 641 |  |  | $ | 606 |
Schedule of Weighted Average Lease | The weighted average remaining lease term and the weighted average discount rate for operating and finance leases at September 30, 2022 were: Schedule of Weighted Average Lease
|  | Operating Leases |  |  | Finance Leases |
Weighted average remaining lease terms (years) |  |  | 6.4 |  |  |  | 3.4 |
Weighted average discount rate |  |  | 7.8 | % |  |  | 5.3 | %
Schedule of Operating and Finance Lease Liability Maturity | The following table reconciles the undiscounted cash flows for the operating and finance leases at September 30, 2022 to the operating and finance lease liabilities recorded on the balance sheet (in thousands): Schedule of Operating and Finance Lease Liability Maturity
|  |  | Operating Leases |  |  | Finance Leases |
2022 (Remaining | ) |  | $ | 144 |  |  | $ | 47 |
2023 |  |  |  | 556 |  |  |  | 174 |
2024 |  |  |  | 416 |  |  |  | 170 |
2025 |  |  |  | 324 |  |  |  | 147 |
2026 |  |  |  | 301 |  |  |  | 18 |
2027 and thereafter |  |  |  | 942 |  |  |  | — |
Total undiscounted lease payments |  |  |  | 2,683 |  |  |  | 556 |
Less: Imputed interest |  |  |  | (579 | ) |  |  | (45 | )
Present value of lease payments |  |  | $ | 2,104 |  |  | $ | 511 |
Current portion of operating lease obligations |  |  | $ | 431 |  |  | $ | — |
Long-term operating lease obligations, less current portion |  |  | $ | 1,673 |  |  | $ | — |
Current portion of finance lease obligations |  |  | $ | — |  |  | $ | 154 |
Long-term finance lease obligations, less current portion |  |  | $ | — |  |  | $ | 357 |
Schedule of Supplemental Cash Flow and Other Information Related to Leases | Supplemental cash flow and other information related to our leases were as follows for the three and nine months ended September 30, 2022 and 2021 (in thousands): Schedule of Supplemental Cash Flow and Other Information Related to Leases
|  | 2022 |  |  | 2021 |  |  | 2022 |  |  | 2021 |
|  | Three Months Ended |  |  | Nine Months Ended |
|  | September 30, |  |  | September 30, |
|  | 2022 |  |  | 2021 |  |  | 2022 |  |  | 2021 |
Cash paid for amounts included in the measurement of lease liabilities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Operating cash flow used in operating leases |  | $ | 144 |  |  | $ | 103 |  |  | $ | 430 |  |  | $ | 307 |
Operating cash flow used in finance leases |  | $ | 9 |  |  | $ | 50 |  |  | $ | 30 |  |  | $ | 85 |
Financing cash flow used in finance leases |  | $ | 103 |  |  | $ | 76 |  |  | $ | 821 |  |  | $ | 281 |
ROU assets obtained in exchange for lease obligations for: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Finance liabilities |  | $ | — |  |  | $ | 323 |  |  | $ | 147 |  |  | $ | 323 |
Operating liabilities |  | $ | — |  |  |  | 184 |  |  | $ | — |  |  | $ | 350 |
Reduction to ROU assets resulting from reassessment for: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Finance liabilities |  | $ | — |  |  | $ | (364 | ) |  | $ | — |  |  | $ | (364 | )

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

X
- Definition Tabular disclosure of undiscounted cash flows of operating lease and finance lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating lease and finance lease liability recognized in statement of financial position. + References No definition available. + Details
Name: | PESI_OperatingLeaseAndFinanceLeaseLiabilityMaturityTableTextBlock
Namespace Prefix: | PESI_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Schedule of supplemental cash flow and other information related to leases [Table Text Block] + References No definition available. + Details
Name: | PESI_ScheduleOfSupplementalCashFlowAndOtherInformationRelatedToLeasesTableTextBlock
Namespace Prefix: | PESI_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Schedule of Weighted Average Lease [Table Text Block] + References No definition available. + Details
Name: | PESI_ScheduleOfWeightedAverageLeaseTableTextBlock
Namespace Prefix: | PESI_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of lessee's lease cost. Includes, but is not limited to, interest expense for finance lease, amortization of right-of-use asset for finance lease, operating lease cost, short-term lease cost, variable lease cost and sublease income. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -URI https://asc.fasb.org/extlink&oid=128292326&loc=SL77918686-209980 + Details
Name: | us-gaap_LeaseCostTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration