Fair Value Measurements and Credit Concentration (Tables)

12 Months Ended

Dec. 31, 2015

Fair Value [Line Items]

Fair Value of Assets and Liabilities Measured on Recurring Basis

The assets and liabilities measured at fair value were:

			December 31, 2015								December 31, 2014
			Total		Level 1		Level 2		Level 3		Total		Level 1		Level 2		Level 3
PPL
Assets
	Cash and cash equivalents		$	836	$	836					$	1,399	$	1,399
	Short-term investments											120		120
	Restricted cash and cash equivalents (a)			33		33						31		31
	Price risk management assets (b):
		Foreign currency contracts		209			$	209				130			$	130
		Cross-currency swaps		86				86				29				28	$	1
	Total price risk management assets			295				295				159				158		1
	Auction rate securities (c)			2					$	2		2						2
Total assets			$	1,166	$	869	$	295	$	2	$	1,711	$	1,550	$	158	$	3
Liabilities
	Price risk management liabilities (b):
		Interest rate swaps	$	71			$	71			$	156			$	156
		Foreign currency contracts		1				1				2				2
		Cross-currency swaps										3				3
	Total price risk management liabilities		$	72			$	72			$	161			$	161
PPL Electric
Assets
	Cash and cash equivalents		$	47	$	47					$	214	$	214
	Restricted cash and cash equivalents (a)			2		2						3		3
Total assets			$	49	$	49					$	217	$	217

LKE
Assets
	Cash and cash equivalents		$	30	$	30			$	21	$	21
	Cash collateral posted to counterparties (d)			9		9				21		21
Total assets			$	39	$	39			$	42	$	42
Liabilities
	Price risk management liabilities:
		Interest rate swaps	$	47			$	47	$	114			$	114
	Total price risk management liabilities		$	47			$	47	$	114			$	114
LG&E
Assets
	Cash and cash equivalents		$	19	$	19			$	10	$	10
	Cash collateral posted to counterparties (d)			9		9				21		21
Total assets			$	28	$	28			$	31	$	31
Liabilities
	Price risk management liabilities:
		Interest rate swaps	$	47			$	47	$	81			$	81
	Total price risk management liabilities		$	47			$	47	$	81			$	81
KU
Assets
	Cash and cash equivalents		$	11	$	11			$	11	$	11
Total assets			$	11	$	11			$	11	$	11
Liabilities
	Price risk management liabilities:
		Interest rate swaps							$	33			$	33
	Total price risk management liabilities								$	33			$	33

(a)Current portion is included in "Other current assets" and long-term portion is included in "Other noncurrent assets" on the Balance Sheets.

(b)Included in "Price risk management assets", "Other current liabilities", "Other noncurrent assets" and "Other deferred credits and noncurrent liabilities" on the Balance Sheets.

(c)Included in "Other current assets" on the Balance Sheets.

(d)Included in "Other noncurrent assets" on the Balance Sheets. Represents cash collateral posted to offset the exposure with counterparties related to certain interest rate swaps under master netting arrangements that are not offset.

Fair Value of Financial Instruments Not Recorded at Fair Value - Other

The carrying amounts of long-term debt on the Balance Sheets and their estimated fair values are set forth below, excluding long-term debt of discontinued operations at December 31, 2014.

	December 31, 2015				December 31, 2014
	Carrying				Carrying
	Amount		Fair Value		Amount		Fair Value
PPL	$	19,048	$	21,218	$	18,054	$	20,466
PPL Electric		2,828		3,088		2,581		2,990

LKE	5,088	5,384	4,543	4,946
LG&E	1,642	1,704	1,345	1,455
KU	2,326	2,467	2,079	2,313