Segment Information (Tables)

6 Months Ended

Jun. 30, 2016

Segment Reporting [Abstract]

Schedule of Segment Information

Segment information for the three and six months ended June 30, 2016 and 2015 is set forth below (in thousands):

	Deepwater		Jack-ups		Segment total		Unallocated costs and other			Consolidated
Three months ended June 30, 2016:
Revenues from external customers	$	341,389	$	270,472	$	611,861	$	—		$	611,861
Operating expenses:
Direct operating costs (excluding items below)	56,029		151,456		207,485		—			207,485
Depreciation and amortization	29,891		71,131		101,022		(881		)	100,141
Selling, general and administrative	—		—		—		26,111			26,111
Other operating items	1		1,840		1,841		97			1,938
Income (loss) from operations	$	255,468	$	46,045	$	301,513	$	(25,327	)	$	276,186
Six months ended June 30, 2016:
Revenues from external customers	$	563,923	$	548,118	$	1,112,041	$	—		$	1,112,041
Operating expenses:
Direct operating costs (excluding items below)	123,011		289,306		412,317		—			412,317
Depreciation and amortization	57,239		139,485		196,724		2,269			198,993
Selling, general and administrative	—		—		—		53,041			53,041
Other operating items	298		3,736		4,034		81			4,115
Income (loss) from operations	$	383,375	$	115,591	$	498,966	$	(55,391	)	$	443,575
Three months ended June 30, 2015:
Revenues from external customers	$	161,889	$	346,847	$	508,736	$	—		$	508,736
Operating expenses:
Direct operating costs (excluding items below)	70,430		183,514		253,944		—			253,944
Depreciation and amortization	21,150		70,925		92,075		3,315			95,390
Selling, general and administrative	—		—		—		31,158			31,158
Other operating items	—		5,000		5,000		338			5,338
Income (loss) from operations	$	70,309	$	87,408	$	157,717	$	(34,811	)	$	122,906
Six months ended June 30, 2015:
Revenues from external customers	$	308,760	$	747,015	$	1,055,775	$	—		$	1,055,775
Operating expenses:
Direct operating costs (excluding items below)	129,457		380,221		509,678		—			509,678
Depreciation and amortization	38,813		139,958		178,771		6,309			185,080
Selling, general and administrative	—		—		—		58,744			58,744
Other operating items	—		5,000		5,000		(175		)	4,825
Income (loss) from operations	$	140,490	$	221,836	$	362,326	$	(64,878	)	$	297,448