Annual report pursuant to Section 13 and 15(d)

Reportable Segments - Results of Operations by Geographic Area (Detail)

v2.4.0.8
Reportable Segments - Results of Operations by Geographic Area (Detail) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 12 Months Ended
Dec. 31, 2013
Sep. 30, 2013
Jun. 30, 2013
Mar. 31, 2013
Dec. 31, 2012
Sep. 30, 2012
Jun. 30, 2012
Mar. 31, 2012
Dec. 31, 2011
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Revenues:                        
Total revenues $ 243,321 $ 237,762 $ 225,954 $ 167,135 $ 157,171 $ 165,200 $ 178,895 $ 176,495   $ 874,172 $ 677,761 $ 686,234
Operating gross margin:                        
Total operating gross margin 48,564 48,733 50,273 20,877 16,637 34,261 46,914 53,744   168,447 151,556 157,421
General and administrative expense                   (68,025) (46,257) (31,567)
Impairments and other charges                 (170,000) 0 0 (170,000)
Provision for reduction in carrying value of certain assets                   (2,544) 0 (1,350)
Gain on disposition of assets, net                   3,994 1,974 3,659
Total operating income (loss) 28,516 35,589 28,587 9,180 (8,297) 25,903 40,978 48,689   101,872 107,273 (41,837)
Interest expense                   (47,820) (33,542) (22,594)
Interest income                   2,450 153 256
Loss on extinguishment of debt                   (5,218) (2,130) 0
Changes in fair value of derivative positions                   53 55 (110)
Other                   1,450 (832) (1,127)
Income (loss) before income taxes                   52,787 70,977 (65,412)
Long-lived assets:                        
Total long-lived assets 871,356       793,197         871,356 793,197  
Africa and Middle East [Member]
                       
Revenues:                        
Total revenues                   58,416 26,528 6,774
Operating gross margin:                        
Total operating gross margin                   (383) (2,027) (8,724)
Long-lived assets:                        
Total long-lived assets 110,336       25,032         110,336 25,032  
Asia Pacific [Member]
                       
Revenues:                        
Total revenues                   170,165 117,392 147,643
Operating gross margin:                        
Total operating gross margin                   21,995 16,550 23,528
Long-lived assets:                        
Total long-lived assets 44,606       18,688         44,606 18,688  
CIS [Member]
                       
Revenues:                        
Total revenues                   55,165 44,312 67,255
Operating gross margin:                        
Total operating gross margin                   11,888 (9,580) 8,709
Long-lived assets:                        
Total long-lived assets 55,722       110,848         55,722 110,848  
Europe [Member]
                       
Revenues:                        
Total revenues                   16,788 0 0
Operating gross margin:                        
Total operating gross margin                   274 0 0
Long-lived assets:                        
Total long-lived assets 82,473       0         82,473 0  
Latin America [Member]
                       
Revenues:                        
Total revenues                   120,261 103,540 96,810
Operating gross margin:                        
Total operating gross margin                   1,140 9,581 1,126
Long-lived assets:                        
Total long-lived assets 15,198       63,899         15,198 63,899  
United States [Member]
                       
Revenues:                        
Total revenues                   453,377 385,989 367,752
Operating gross margin:                        
Total operating gross margin                   133,533 137,032 132,782
Long-lived assets:                        
Total long-lived assets $ 563,021       $ 574,730         $ 563,021 $ 574,730