Annual report pursuant to Section 13 and 15(d)

Parent, Guarantor, Non-Guarantor Unaudited Consolidating Condensed Financial Statements - Consolidating Condensed Balance Sheet (Detail)

v2.4.0.6
Parent, Guarantor, Non-Guarantor Unaudited Consolidating Condensed Financial Statements - Consolidating Condensed Balance Sheet (Detail) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2009
Current assets:        
Cash and cash equivalents $ 87,886 $ 97,869 $ 51,431 $ 108,803
Accounts and notes receivable, net 168,562 183,923    
Rig materials and supplies 28,860 29,947    
Deferred costs 1,089 3,249    
Deferred income taxes 8,742 6,650    
Other tax assets 33,524 25,358    
Assets held for sale 11,550 5,315    
Other current assets 12,821 15,302    
Total current assets 353,034 367,613    
Property, plant and equipment, net 786,158 719,809    
Other noncurrent assets 116,541 128,824    
Total assets 1,255,733 1,216,246    
Current liabilities:        
Current portion of long-term debt 10,000 145,723    
Accounts payable and accrued liabilities 137,746 135,250    
Accrued income taxes 4,120 4,837    
Total current liabilities 151,866 285,810    
Long-term debt 469,205 337,000    
Other long-term liabilities 23,182 33,452    
Long-term deferred tax liability 20,847 15,934    
Contingencies          
Stockholders' equity:        
Common stock 19,818 19,508    
Capital in excess of par value 646,217 637,042    
Retained earnings (accumulated deficit) (74,631) (111,944)    
Total controlling interest stockholders' equity 591,404 544,606    
Noncontrolling interest (771) (556)    
Total Equity 590,633 544,050 588,066 595,899
Total liabilities and stockholders' equity 1,255,733 1,216,246    
Parent [Member]
       
Current assets:        
Cash and cash equivalents 42,251 55,670 13,835 58,189
Accounts and notes receivable, net 289,957 289,512    
Other tax assets 46,249 47,834    
Other current assets   788    
Total current assets 378,457 393,804    
Property, plant and equipment, net 60 79    
Investment in subsidiaries and intercompany advances 780,878 720,214    
Other noncurrent assets 43,569 44,962    
Total assets 1,202,964 1,159,059    
Current liabilities:        
Current portion of long-term debt 10,000 145,723    
Accounts payable and accrued liabilities 65,839 60,120    
Accrued income taxes   (205)    
Total current liabilities 75,839 205,638    
Long-term debt 469,205 337,000    
Other long-term liabilities 3,933 8,081    
Long-term deferred tax liability   1,151    
Intercompany payables 62,583 62,583    
Contingencies         
Stockholders' equity:        
Common stock 19,818 19,508    
Capital in excess of par value 646,217 637,042    
Retained earnings (accumulated deficit) (74,631) (111,944)    
Total controlling interest stockholders' equity 591,404 544,606    
Total Equity 591,404 544,606    
Total liabilities and stockholders' equity 1,202,964 1,159,059    
Guarantor [Member]
       
Current assets:        
Cash and cash equivalents 11,023 4,212 2,317 1,768
Accounts and notes receivable, net 98,747 94,748    
Rig materials and supplies 2,834 762    
Deferred income taxes 7,615 5,311    
Other tax assets (31,136) (25,218)    
Other current assets 8,675 6,381    
Total current assets 97,758 86,196    
Property, plant and equipment, net 548,794 474,942    
Investment in subsidiaries and intercompany advances (233,388) (212,883)    
Other noncurrent assets 59,541 66,660    
Total assets 472,705 414,915    
Current liabilities:        
Accounts payable and accrued liabilities 93,243 94,056    
Accrued income taxes 612 921    
Total current liabilities 93,855 94,977    
Other long-term liabilities 6,129 9,474    
Long-term deferred tax liability 36,894 25,232    
Intercompany payables 43,657 43,657    
Contingencies         
Stockholders' equity:        
Common stock 18,049 18,049    
Capital in excess of par value 733,112 733,120    
Retained earnings (accumulated deficit) (458,991) (509,594)    
Total controlling interest stockholders' equity 292,170 241,575    
Total Equity 292,170 241,575    
Total liabilities and stockholders' equity 472,705 414,915    
Non-Guarantor [Member]
       
Current assets:        
Cash and cash equivalents 34,612 37,987 35,279 48,846
Accounts and notes receivable, net 292,644 285,326    
Rig materials and supplies 26,026 29,185    
Deferred costs 1,089 3,249    
Deferred income taxes 1,127 853    
Other tax assets 18,411 2,742    
Assets held for sale 11,550 5,315    
Other current assets 4,146 8,133    
Total current assets 389,605 372,790    
Property, plant and equipment, net 237,304 244,787    
Investment in subsidiaries and intercompany advances 1,467,429 1,347,719    
Other noncurrent assets 13,431 16,839    
Total assets 2,107,769 1,982,135    
Current liabilities:        
Accounts payable and accrued liabilities 205,864 181,010    
Accrued income taxes 3,508 4,121    
Total current liabilities 209,372 185,131    
Other long-term liabilities 13,120 15,897    
Long-term deferred tax liability (16,047) (11,296)    
Intercompany payables 216,320 111,619    
Contingencies         
Stockholders' equity:        
Common stock 43,003 43,003    
Capital in excess of par value 1,455,246 1,444,091    
Retained earnings (accumulated deficit) 187,526 194,246    
Total controlling interest stockholders' equity 1,685,775 1,681,340    
Noncontrolling interest (771) (556)    
Total Equity 1,685,004 1,680,784    
Total liabilities and stockholders' equity 2,107,769 1,982,135    
Eliminations [Member]
       
Current assets:        
Accounts and notes receivable, net (512,786) (485,663)    
Deferred income taxes   486    
Total current assets (512,786) (485,177)    
Property, plant and equipment, net   1    
Investment in subsidiaries and intercompany advances (2,014,919) (1,855,050)    
Other noncurrent assets   363    
Total assets (2,527,705) (2,339,863)    
Current liabilities:        
Accounts payable and accrued liabilities (227,200) (199,936)    
Total current liabilities (227,200) (199,936)    
Long-term deferred tax liability   847    
Intercompany payables (322,560) (217,859)    
Contingencies         
Stockholders' equity:        
Common stock (61,052) (61,052)    
Capital in excess of par value (2,188,358) (2,177,211)    
Retained earnings (accumulated deficit) 271,465 315,348    
Total controlling interest stockholders' equity (1,977,945) (1,922,915)    
Total Equity (1,977,945) (1,922,915)    
Total liabilities and stockholders' equity $ (2,527,705) $ (2,339,863)