Long-term Debt (Tables)

6 Months Ended

Jun. 30, 2017

Debt Disclosure [Abstract]

Schedule of Long-term Debt Instruments

Long-term debt consists of the following (in millions):

	June 30, 2017		December 31, 2016
Amounts borrowed under Credit Facility	$	220.5	$	336.0
Obligations under capital leases	11.0		11.7
Total long-term debt	$	231.5	$	347.7

Amounts borrowed, outstanding letters of credit and amounts available to borrow, net of certain reserves required under the Credit Facility, were as follows (in millions):

	June 30, 2017		December 31, 2016
Amounts borrowed	$	220.5	$	336.0
Outstanding letters of credit	14.2		17.4
Amounts available to borrow (1)	407.8		224.8

___________________________________________

(1) Excluding expansion features as of June 30, 2017 and December 31, 2016 of $200 million and $100 million, respectively.