Segment Information (Tables)

3 Months Ended

Mar. 31, 2012

Schedule of Long-Lived Assets, by Reporting Segment

Our Drilling Services Division provides contract land drilling services with its fleet of 62 drilling rigs which are currently assigned to the following locations:



Drilling Division Locations		Rig Count
South Texas		15
East Texas		3
West Texas		19
North Dakota		9
Utah		4
Appalachia		4
Colombia		8
		62

Schedule of Segment Reporting Information, by Segment

The following tables set forth certain financial information for our two operating segments and corporate as of and for the three months ended March 31, 2012 and 2011 (amounts in thousands):



	As of and for the three months ended March 31, 2012
	Drilling Services Division		Production Services Division		Corporate		Total
Identifiable assets	$	745,072	$	418,934	$	35,078	$	1,199,084
Revenues	$	124,304	$	107,674	$	—	$	231,978
Operating costs	81,077		60,696		—		141,773
Segment margin	$	43,227	$	46,978	$	—	$	90,205
Depreciation and amortization	$	25,489	$	12,718	$	166	$	38,373
Capital expenditures	$	80,584	$	31,554	$	239	$	112,377



	As of and for the three months ended March 31, 2011
	Drilling Services Division		Production Services Division		Corporate		Total
Identifiable assets	$	581,725	$	241,836	$	24,426	$	847,987
Revenues	$	99,756	$	53,593	$	—	$	153,349
Operating costs	67,509		33,228		—		100,737
Segment margin	$	32,247	$	20,365	$	—	$	52,612
Depreciation and amortization	$	24,486	$	7,495	$	275	$	32,256
Capital expenditures	$	19,113	$	15,444	$	137	$	34,694

Reconciliation of Operating Profit (Loss) from Segments to Consolidated

The following table reconciles the segment profits reported above to income from operations as reported on the consolidated statements of operations for the three months ended March 31, 2012 and 2011 (amounts in thousands):



	Three months ended March 31,
	2012			2011
Segment margin	$	90,205		$	52,612
Depreciation and amortization	(38,373		)	(32,256		)
General and administrative	(21,143		)	(14,521		)
Bad debt recovery	91			84
Impairment of equipment	(1,032		)	—
Income from operations	$	29,748		$	5,919

Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas

The following table sets forth certain financial information for our international operations in Colombia as of and for the three months ended March 31, 2012 and 2011 which is included in our Drilling Services Division (amounts in thousands):



	As of and for the three months ended March 31,
	2012		2011
Identifiable assets	$	152,854	$	157,285
Revenues	$	23,816	$	24,234

- Definition

Tabular disclosure of all significant reconciling items in the reconciliation of total profit or loss from reportable segments, to the entity's consolidated income before income taxes, extraordinary items, and discontinued operations.

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- Definition

Tabular disclosure of information concerning material long-lived assets (excluding financial instruments, customer relationships with financial institutions, mortgage and other servicing rights, deferred policy acquisition costs, and deferred taxes assets) located in identified geographic areas and/or the amount of revenue from external customers attributed to that country from which revenue is material. An entity may also provide subtotals of geographic information about groups of countries.

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- Definition

Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss.

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