Commitments, Guarantees and Contingencies (Tables)

3 Months Ended

Mar. 31, 2018

Commitments and Contingencies Disclosure [Abstract]

Schedule of Guarantor Obligations

Potential Collateral Obligations		AE Supply		Utilities and FET		FE Corp		Total
	(In millions)
Contractual Obligations for Additional Collateral
At Current Credit Rating		$	1	$	—	$	—	$	1
Upon Further Downgrade		—		46		—		46
Surety Bonds (Collateralized Amount)		1		109		236		346
Total Exposure from Contractual Obligations		$	2	$	155	$	236	$	393