Consolidated Statements Of Cash Flows (USD $) In Thousands	6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010
CASH FLOWS FROM OPERATING ACTIVITIES:
Net loss	$ (64,286)	$ (121,265)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation, accretion and amortization	151,569	136,277
Non-cash interest expense	31,006	29,647
Deferred income tax benefit	(524)	(248)
Asset impairment	296
Non-cash compensation expense	5,922	5,352
Provision for doubtful accounts	55	400
Amortization of deferred financing fees	4,400	4,706
Loss from extinguishment of debt, net	1,696	49,044
Other non-cash items reflected in the Statements of Operations	575	(293)
Changes in operating assets and liabilities, net of acquisitions:
Accounts receivable and costs and estimated earnings in excess of billings on uncompleted contracts, net	2,607	(663)
Prepaid and other assets	(8,316)	(6,222)
Accounts payable and accrued expenses	(1,697)	332
Accrued interest	23	(3,571)
Other liabilities	(342)	4,639
Net cash provided by operating activities	122,984	98,135
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisitions and related earn-outs	(166,044)	(111,970)
Capital expenditures	(55,737)	(27,498)
Purchase of investments	(980)	(34,470)
Proceeds from sales/maturities of investments	2,171	3,527
Proceeds from disposition of fixed assets	9	35
Payment of restricted cash relating to tower removal obligations		(667)
Net cash used in investing activities	(220,581)	(171,043)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from issuance of Term Loan, net of original issue discount and fees paid	492,617
Proceeds from issuance of 2010 Tower Securities, net of fees paid		1,212,381
Repurchase and retirement of common stock	(150,071)	(97,081)
Payment on extinguishment of debt	(17,038)	(979,358)
Borrowings under Revolving Credit Facility	250,000
Repayment of Revolving Credit Facility	(270,000)
Proceeds from employee stock purchase/stock option plans	6,346	6,753
(Payment) release of restricted cash relating to 2010 Tower Securities/CMBS Certificates		1,886
Payment of deferred financing fees	(45)	(5,025)
Purchase of noncontrolling interests	(717)
Other		(26)
Net cash provided by financing activities	311,092	139,530
NET INCREASE IN CASH AND EQUIVALENTS	213,495	66,622
CASH AND CASH EQUIVALENTS:
Beginning of period	64,254	161,317
End of period	277,749	227,939
Cash paid during the period for:
Interest	76,526	78,656
Income taxes	2,291	647
SUPPLEMENTAL CASH FLOW INFORMATION OF NON-CASH INVESTING & FINANCING ACTIVITIES:
Assets acquired through capital leases	587	420
Contribution of DAS networks in exchange for equity investment		$ 11,000