Supplemental Cash Flow Information:



	Nine Months Ended September 30,
	2011		2010
	(in thousands)
Cash paid for interest	$	183,728	$	160,741
Cash paid for income taxes	4,113		2,359

Non-cash investing and financing activities

The Company’s accrued purchases of property and equipment were $136.5 million and $71.1 million as of September 30, 2011 and 2010, respectively. Included within the Company’s accrued purchases are estimates by management for construction services received based on a percentage of completion.

Assets acquired under capital lease obligations were $25.0 million and $23.6 million for the nine months ended September 30, 2011 and 2010, respectively.

During the nine months ended September 30, 2010, the Company returned obsolete network infrastructure assets to one of its vendors in exchange for $19.9 million in credits towards the purchase of additional network infrastructure assets with the vendor.

During the nine months ended September 30, 2010, the Company received $22.0 million in fair value of FCC licenses in exchanges with other parties.