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Summary of Significant Accounting Policies | 6 Months Ended
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Jun. 30, 2017
Accounting Policies [Abstract] |
Summary of Significant Accounting Policies | 2. Summary of Significant Accounting Policies (All Registrants) The following accounting policy disclosures represent updates to Note 1 in each indicated Registrant's 2016 Form 10-K and should be read in conjunction with those disclosures. Accounts Receivable (PPL and PPL Electric) In accordance with a PUC-approved purchase of accounts receivable program, PPL Electric purchases certain accounts receivable from alternative electricity suppliers at a discount, which reflects a provision for uncollectible accounts. The alternative electricity suppliers have no continuing involvement or interest in the purchased accounts receivable. Accounts receivable that are acquired are initially recorded at fair value on the date of acquisition. During the three and six months ended June 30, 2017, PPL Electric purchased $288 million and $644 million of accounts receivable from alternative energy suppliers. During the three and six months ended June 30, 2016, PPL Electric purchased $297 million and $679 million of accounts receivable from alternative electricity suppliers.

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