Financial Instruments, Guarantees with Off-Balance-Sheet Risk and Other Guarantees (Tables)

9 Months Ended

Sep. 30, 2016

Financial Instruments And Guarantees With Off Balance Sheet Risk Disclosure [Abstract]

Financial instruments with off-balance sheet risk:

As of September 30, 2016, the Company had the following financial instruments and other guarantees:

	Reclamation Obligations		Lease Obligations		Workers’ Compensation Obligations		Other (1)		Total		Letters of Credit and Cash Collateral in Support of Financial Instruments
	(Dollars in millions)
Self-bonding	$	1,127.5	$	—	$	—	$	—	$	1,127.5	$	—
Surety bonds	320.1		96.7		19.1		15.3		451.2		112.6
Bank guarantees	170.7		—		—		26.1		196.8		202.4
Other letters of credit	—		—		52.0		104.5		156.5		—
Total	$	1,618.3	$	96.7	$	71.1	$	145.9	$	1,932.0	$	315.0

⁽¹⁾  Other includes the $37.0 million in letters of credit related to TXU Europe Limited described below and an additional $108.9 million in bank guarantees, letters of credit and surety bonds related to collateral for road maintenance, performance guarantees and other operations.