CONDENSED CONSOLIDATED STATEMENTS OF INCOME (Unaudited) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
REVENUES	$ 467,692	$ 382,808	$ 1,268,172	$ 1,185,929
COSTS AND EXPENSES:
Direct operating costs (excluding items below)	246,907	211,827	711,854	637,340
Depreciation and amortization	81,503	69,274	230,054	200,421
Selling, general and administrative	33,040	33,263	92,057	95,957
Loss (gain) on disposals of property and equipment	58	(65)	1,720	(18,979)
Litigation settlement	0	0	(20,875)	0
Material charges and other operating expenses	0	0	8,300	0
Total costs and expenses	361,508	314,299	1,023,110	914,739
INCOME (LOSS) FROM OPERATIONS	106,184	68,509	245,062	271,190
OTHER INCOME (EXPENSE):
Interest expense, net of interest capitalized	(25,656)	(17,111)	(74,308)	(53,377)
Interest income	372	417	1,721	1,144
Other - net	269	(368)	(627)	(1,605)
Total other income (expense) - net	(25,015)	(17,062)	(73,214)	(53,838)
INCOME FROM CONTINUING OPERATIONS BEFORE INCOME TAXES	81,169	51,447	171,848	217,352
(Benefit) provision for income taxes	(38,428)	(453)	(36,165)	14,474
NET INCOME FROM CONTINUING OPERATIONS	119,597	51,900	208,013	202,878
INCOME (LOSS) FROM DISCONTINUED OPERATIONS, NET OF TAX	0	0	4,023	0
NET INCOME	$ 119,597	$ 51,900	$ 212,036	$ 202,878
INCOME PER SHARE - BASIC:
Income from continuing operations (in dollars per share)	$ 0.96	$ 0.42	$ 1.68	$ 1.64
Discontinued operations (in dollars per share)	$ 0.00	$ 0.00	$ 0.03	$ 0.00
Net income (in dollars per share)	$ 0.96	$ 0.42	$ 1.71	$ 1.64
INCOME PER SHARE - DILUTED:
Income from continuing operations (in dollars per share)	$ 0.96	$ 0.42	$ 1.67	$ 1.63
Discontinued operations (in dollars per share)	$ 0.00	$ 0.00	$ 0.03	$ 0.00
Net income (in dollars per share)	$ 0.96	$ 0.42	$ 1.70	$ 1.63
CASH DIVIDENDS DECLARED PER SHARE (in dollars per share)	$ 0.1	$ 0	$ 0.20	$ 0