CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Current Assets:
Cash and Cash Equivalents	$ 40,658	$ 259,193
Restricted Cash	2,027	2,027
Accounts Receivable, Net of Allowance for Doubtful Accounts of $607 and $788 as of June 30, 2013 and December 31, 2012, Respectively	178,835	167,936
Prepaids	39,105	16,135
Current Deferred Tax Asset	0	21,125
Assets Held for Sale	98,802	0
Other	22,968	12,191
Total Current Assets	382,395	478,607
Property and Equipment, Net	1,744,548	1,462,755
Equity Investment	0	38,191
Other Assets, Net	28,151	37,077
Total Assets	2,155,094	2,016,630
Current Liabilities:
Accounts Payable	78,031	58,615
Short-term Debt and Current Portion of Long-term Debt	0	67,054
Accrued Liabilities	69,866	82,781
Interest Payable	17,085	17,367
Insurance Notes Payable	28,872	9,123
Other Current Liabilities	202,171	26,483
Total Current Liabilities	396,025	261,423
Long-term Debt, Net of Current Portion	805,508	798,013
Deferred Income Taxes	13,182	56,821
Other Liabilities	23,108	17,611
Commitments and Contingencies
Stockholders’ Equity:
Common Stock, $0.01 Par Value; 300,000 Shares Authorized; 162,033 and 160,708 Shares Issued, Respectively; 159,678 and 158,628 Shares Outstanding, Respectively	1,620	1,607
Capital in Excess of Par Value	2,166,004	2,159,744
Treasury Stock, at Cost, 2,355 Shares and 2,080 Shares, Respectively	(54,972)	(53,100)
Retained Deficit	(1,217,688)	(1,225,489)
Total Stockholders' Equity	894,964	882,762
Noncontrolling Interest	22,307	0
Total Equity	917,271	882,762
Total Liabilities and Stockholders Equity	$ 2,155,094	$ 2,016,630