Supplemental Cash Flow Information

6 Months Ended

Jun. 30, 2014

Supplemental Cash Flow Information [Abstract]

SUPPLEMENTAL CASH FLOW INFORMATION

SUPPLEMENTAL CASH FLOW INFORMATION

During the six months ended June 30, 2014, we paid $122.4 million in interest, net of amounts capitalized, and paid $17.6 million in income taxes, net of refunds. During the six months ended June 30, 2013, we paid $127.9 million in interest, net of amounts capitalized, and received $7.6 million in net refunds from income taxes.

As of June 30, 2014 and 2013, the amount of accounts payable related to capital expenditures was $3.2 million and $10.2 million, respectively.

During the six months ended June 30, 2014 and 2013, total amortization of deferred revenue was $27.8 million and $28.8 million, respectively.

During the six months ended June 30, 2014 and 2013, our equity in earnings from ATC was $34.8 million and $33.9 million, respectively. During the six months ended June 30, 2014 and 2013, distributions received from ATC were $28.5 million and $26.8 million, respectively.