XML 204 R30.htm IDEA: XBRL DOCUMENT
v3.25.3

Adoption of Accounting Guidance (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2025
Summary Of Significant Accounting Policies [Line Items] |
Financing Receivable, Allowance for Credit Loss [Table Text Block] |
Reconciliation of Cash, Cash Equivalents and Restricted Cash from the Balance Sheet to Cash Flow Statement | The following provides a reconciliation of Cash, Cash Equivalents and Restricted Cash reported within the Balance Sheets that sum to the total of the same amounts shown on the Statements of Cash Flows:
| PPL
| September 30, 2025 |  |  |  | December 31, 2024
Cash and cash equivalents | $ | 1,102 |  |  |  |  | $ | 306 |
Restricted cash - current (a) | 42 |  |  |  |  | 1 |
Total Cash, Cash Equivalents and Restricted Cash | $ | 1,144 |  |  |  |  | $ | 307 |
(a)Bank deposits and other cash equivalents that are restricted by agreement or that have been clearly designated for a specific purpose are classified as restricted cash. On the Balance Sheets, the current portion of restricted cash is included in "Other current assets."

X
- Definition [Table Text Block] for Reconciliation of Cash, Cash Equivalents and Restricted Cash from the Balance Sheet to Cash Flow [Table] + References No definition available. + Details
Name: | ppl_ReconciliationofCashCashEquivalentsandRestrictedCashfromtheBalanceSheettoCashFlowTableTextBlock
Namespace Prefix: | ppl_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

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

X
- Definition Tabular disclosure of allowance for credit loss on financing receivable. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-13 + Details
Name: | us-gaap_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration