Asset Retirement Obligations (Tables)

3 Months Ended

Mar. 31, 2015

Asset Retirement Obligation [Line Items]

Asset Retirement Obligation Roll Forward

16. Asset Retirement Obligations
(All Registrants except PPL Electric)
The changes in the carrying amounts of AROs were as follows.
		PPL		LKE		LG&E		KU
Balance at December 31, 2014		$	761	$	285	$	74	$	211
	Accretion		12		3		1		2
	Effect of foreign currency exchange rates		(1)
	Obligations settled		(1)		(1)		(1)
Balance at March 31, 2015		$	771	$	287	$	74	$	213

LG And E And KU Energy LLC [Member]

Asset Retirement Obligation [Line Items]

Asset Retirement Obligation Roll Forward

16. Asset Retirement Obligations
(All Registrants except PPL Electric)
The changes in the carrying amounts of AROs were as follows.
		PPL		LKE		LG&E		KU
Balance at December 31, 2014		$	761	$	285	$	74	$	211
	Accretion		12		3		1		2
	Effect of foreign currency exchange rates		(1)
	Obligations settled		(1)		(1)		(1)
Balance at March 31, 2015		$	771	$	287	$	74	$	213

Louisville Gas And Electric Co [Member]

Asset Retirement Obligation [Line Items]

Asset Retirement Obligation Roll Forward

16. Asset Retirement Obligations
(All Registrants except PPL Electric)
The changes in the carrying amounts of AROs were as follows.
		PPL		LKE		LG&E		KU
Balance at December 31, 2014		$	761	$	285	$	74	$	211
	Accretion		12		3		1		2
	Effect of foreign currency exchange rates		(1)
	Obligations settled		(1)		(1)		(1)
Balance at March 31, 2015		$	771	$	287	$	74	$	213

Kentucky Utilities Co [Member]

Asset Retirement Obligation [Line Items]

Asset Retirement Obligation Roll Forward

16. Asset Retirement Obligations
(All Registrants except PPL Electric)
The changes in the carrying amounts of AROs were as follows.
		PPL		LKE		LG&E		KU
Balance at December 31, 2014		$	761	$	285	$	74	$	211
	Accretion		12		3		1		2
	Effect of foreign currency exchange rates		(1)
	Obligations settled		(1)		(1)		(1)
Balance at March 31, 2015		$	771	$	287	$	74	$	213