Segment Information (Tables)

6 Months Ended

Mar. 31, 2012

Segment Information

Summarized financial information of reportable segments

Summarized financial information of our reportable segments for the six months ended March 31, 2012, and 2011, is shown in the following tables:

									Segment
	External		Inter-			Total			Operating
(in thousands)	Sales		Segment			Sales			Income (Loss)
March 31, 2012
Contract Drilling:
U.S. Land	$	1,276,583	$	—		$	1,276,583		$	434,665
Offshore	94,213		—			94,213			22,022
International Land	124,823		—			124,823			6,965
	1,495,619		—			1,495,619			463,652
Other	6,951		420			7,371			(3,621		)
	1,502,570		420			1,502,990			460,031
Eliminations	—		(420		)	(420		)	—
Total	$	1,502,570	$	—		$	1,502,570		$	460,031

									Segment
	External		Inter-			Total			Operating
(in thousands)	Sales		Segment			Sales			Income (Loss)
March 31, 2011
Contract Drilling:
U.S. Land	$	972,277	$	—		$	972,277		$	322,650
Offshore	95,453		—			95,453			20,476
International Land	123,638		—			123,638			16,810
	1,191,368		—			1,191,368			359,936
Other	7,680		419			8,099			(2,966		)
	1,199,048		419			1,199,467			356,970
Eliminations	—		(419		)	(419		)	—
Total	$	1,199,048	$	—		$	1,199,048		$	356,970

Summarized financial information of our reportable segments for the three months ended March 31, 2012, and 2011, is shown in the following tables:

									Segment
	External		Inter-			Total			Operating
(in thousands)	Sales		Segment			Sales			Income (Loss)
March 31, 2012
Contract Drilling:
U.S. Land	$	658,804	$	—		$	658,804		$	209,959
Offshore	43,421		—			43,421			9,818
International Land	64,088		—			64,088			(974		)
	766,313		—			766,313			218,803
Other	3,669		210			3,879			(1,833		)
	769,982		210			770,192			216,970
Eliminations	—		(210		)	(210		)	—
Total	$	769,982	$	—		$	769,982		$	216,970

									Segment
	External		Inter-			Total			Operating
(in thousands)	Sales		Segment			Sales			Income (Loss)
March 31, 2011
Contract Drilling:
U.S. Land	$	495,459	$	—		$	495,459		$	164,289
Offshore	50,586		—			50,586			11,476
International Land	54,684		—			54,684			2,443
	600,729		—			600,729			178,208
Other	3,677		209			3,886			(1,815		)
	604,406		209			604,615			176,393
Eliminations	—		(209		)	(209		)	—
Total	$	604,406	$	—		$	604,406		$	176,393

Reconciliation of segment operating income to income from continuing operations before income taxes

	Three Months Ended						Six Months Ended
	March 31,						March 31,
	2012			2011			2012			2011
	(in thousands)						(in thousands)
Segment operating income	$	216,970		$	176,393		$	460,031		$	356,970
Income from asset sales	7,820			4,105			12,503			6,774
Corporate general and administrative costs and corporate depreciation	(17,765		)	(16,233		)	(34,970		)	(28,753		)
Operating income	207,025			164,265			437,564			334,991
Other income (expense):
Interest and dividend income	356			356			692			670
Interest expense	(2,421		)	(5,513		)	(4,882		)	(9,964		)
Other	(42		)	232			(21		)	398
Total other income (expense)	(2,107		)	(4,925		)	(4,211		)	(8,896		)
Income from continuing operations before income taxes	$	204,918		$	159,340		$	433,353		$	326,095

Reconciliation of total assets from reportable segments to consolidated assets

	March 31,		September 30,
	2012		2011
	(in thousands)
Total assets
U.S. Land	$	4,035,650	$	3,719,387
Offshore	138,415		151,656
International Land	366,960		333,142
Other	34,601		35,076
	4,575,626		4,239,261
Investments and corporate operations	857,884		757,101
Total assets from continued operations	5,433,510		4,996,362
Discontinued operations	7,562		7,529
	$	5,441,072	$	5,003,891

Revenues from external customers by country based on the location of service provided

	Three Months Ended				Six Months Ended
	March 31,				March 31,
	2012		2011		2012		2011
	(in thousands)				(in thousands)
Operating revenues
United States	$	699,741	$	535,582	$	1,362,092	$	1,054,622
Colombia	19,660		19,758		39,325		38,575
Ecuador	13,939		8,092		26,575		20,117
Argentina	11,701		11,889		24,108		24,898
Other foreign	24,941		29,085		50,470		60,836
Total	$	769,982	$	604,406	$	1,502,570	$	1,199,048