Consolidated Condensed Balance Sheets (USD $) In Thousands	Sep. 30, 2011	Dec. 31, 2010
Current assets:
Cash and cash equivalents	$ 103,083	$ 51,431
Accounts and notes receivable, net of allowance for bad debts of $2,877 and $7,020 at September 30, 2011 and December 31, 2010	176,564	168,876
Rig materials and supplies	28,521	25,527
Deferred costs	4,377	2,229
Deferred income taxes	8,349	9,278
Other tax assets	42,021	46,429
Assets held for sale	5,287	5,287
Other current assets	12,219	59,067
Total current assets	380,421	368,124
Property, plant and equipment less accumulated depreciation and amortization of $945,527 and $875,179 at September 30, 2011 and December 31, 2010	872,366	816,147
Deferred income taxes	32,750	61,016
Other noncurrent assets	22,831	29,268
Total assets	1,308,368	1,274,555
Current liabilities:
Current portion of long-term debt	144,224	12,000
Accounts payable and accrued liabilities	142,332	158,771
Accrued income taxes	5,317	4,492
Total current liabilities	291,873	175,263
Long-term debt	343,000	460,862
Other long-term liabilities	32,245	30,193
Long-term deferred tax liability	8,605	20,171
Contingencies (Note 9)
Stockholders' equity:
Common stock	19,488	19,397
Capital in excess of par value	635,487	630,409
Accumulated deficit	(21,766)	(61,493)
Total controlling interest stockholders' equity	633,209	588,313
Noncontrolling interest	(564)	(247)
Total equity	632,645	588,066
Total liabilities and stockholders' equity	$ 1,308,368	$ 1,274,555