SEGMENT INFORMATION (Tables)

12 Months Ended

Sep. 30, 2017

SEGMENT INFORMATION

Summary of financial information of the entity's reportable segments for continuing operations

							Segment		Depreciation				Additions
	External		Inter-		Total		Operating		and		Total		to Long-Lived
(in thousands)	Sales		Segment		Sales		Income (Loss)		Amortization		Assets		Assets
September 30, 2017
Contract Drilling
U.S. Land	$	1,439,523	$	—	$	1,439,523	$	(94,880)	$	499,486	$	4,967,074	$	394,508
Offshore		136,263		—		136,263		24,201		11,764		99,533		2,847
International Land		212,972		—		212,972		(7,224)		53,622		413,392		3,400
		1,788,758		—		1,788,758		(77,903)		564,872		5,479,999		400,755
Other		15,983		862		16,845		(9,449)		20,671		959,986		7,351
		1,804,741		862		1,805,603		(87,352)		585,543		6,439,985		408,106
Eliminations		—		(862)		(862)		—		—		—		—
Total	$	1,804,741	$	—	$	1,804,741	$	(87,352)	$	585,543	$	6,439,985	$	408,106
							Segment						Additions
	External		Inter-		Total		Operating				Total		to Long-Lived
(in thousands)	Sales		Segment		Sales		Income (Loss)		Depreciation		Assets		Assets
September 30, 2016
Contract Drilling
U.S. Land	$	1,242,462	$	—	$	1,242,462	$	74,118	$	508,237	$	5,005,299	$	209,156
Offshore		138,601		—		138,601		15,659		12,495		105,152		9,694
International Land		229,894		—		229,894		(14,086)		57,102		487,181		2,364
		1,610,957		—		1,610,957		75,691		577,834		5,597,632		221,214
Other		13,275		855		14,130		(7,491)		20,753		1,234,323		20,076
		1,624,232		855		1,625,087		68,200		598,587		6,831,955		241,290
Eliminations		—		(855)		(855)		—		—		—		—
Total	$	1,624,232	$	—	$	1,624,232	$	68,200	$	598,587	$	6,831,955	$	241,290
							Segment						Additions
	External		Inter-		Total		Operating				Total		to Long-Lived
(in thousands)	Sales		Segment		Sales		Income (Loss)		Depreciation		Assets		Assets
September 30, 2015
Contract Drilling
U.S. Land	$	2,523,518	$	—	$	2,523,518	$	698,375	$	519,950	$	5,429,179	$	949,978
Offshore		241,666		—		241,666		68,002		11,659		118,852		16,100
International Land		382,331		—		382,331		(7,093)		57,334		565,712		39,645
		3,147,515		—		3,147,515		759,284		588,943		6,113,743		1,005,723
Other		14,187		880		15,067		(10,911)		19,096		1,025,402		27,518
		3,161,702		880		3,162,582		748,373		608,039		7,139,145		1,033,241
Eliminations		—		(880)		(880)		—		—		—		—
Total	$	3,161,702	$	—	$	3,161,702	$	748,373	$	608,039	$	7,139,145	$	1,033,241

Schedule of reconciliation of segment operating income (loss) to income from continuing operations before income taxes

	Year Ended September 30,
	2017		2016		2015
	(in thousands)
Segment operating income (loss)	$	(87,352)	$	68,200	$	748,373
Income from asset sales		20,627		9,896		11,834
Corporate general and administrative costs and corporate depreciation		(105,816)		(104,062)		(88,244)
Operating income (loss)		(172,541)		(25,966)		671,963
Other income (expense)
Interest and dividend income		5,915		3,166		5,840
Interest expense		(19,747)		(22,913)		(15,023)
Loss on investment securities		—		(25,989)		—
Other		1,775		(965)		(901)
Total unallocated amounts		(12,057)		(46,701)		(10,084)
Income (loss) from continuing operations before income taxes	$	(184,598)	$	(72,667)	$	661,879

Schedule of revenues from external customers and long-lived assets

	Year Ended September 30,
	2017		2016		2015
	(in thousands)
Operating Revenues
United States	$	1,591,769	$	1,386,786	$	2,750,043
Argentina		157,257		159,427		177,984
Colombia		37,554		20,488		70,076
Ecuador		6		4,948		30,987
Other Foreign		18,155		52,583		132,612
Total	$	1,804,741	$	1,624,232	$	3,161,702
Long-Lived Assets
United States	$	4,686,235	$	4,804,328	$	5,149,315
Argentina		155,978		183,286		211,862
Colombia		81,798		91,815		102,401
Ecuador		22,298		438		28,918
Other Foreign		54,742		64,866		70,674
Total	$	5,001,051	$	5,144,733	$	5,563,170