Business Segment Information (Tables)

3 Months Ended

Mar. 31, 2016

Business Segment Information [Abstract]

Schedule Of Reportable Segments Financial Information

	Completion
	And Remedial					Well	Contract		Corporate and
	Services		Fluid Services		Servicing		Drilling		Other		Total
Three Months Ended March 31, 2016 (Unaudited)
Operating revenues	$	39,696	$	50,250	$	38,906	$	1,504	$	—	$	130,356
Direct operating costs		(34,788)		(41,167)		(34,470)		(1,561)		—		(111,986)
Segment profit (loss)	$	4,908	$	9,083	$	4,436	$	(57)	$	—	$	18,370
Depreciation and amortization	$	19,484	$	16,600	$	14,064	$	3,272	$	2,732	$	56,152
Capital expenditures (excluding acquisitions)	$	576	$	3,147	$	1,151	$	118	$	975	$	5,967
Identifiable assets	$	345,242	$	242,292	$	219,393	$	48,891	$	312,707	$	1,168,525
Three Months Ended March 31, 2015 (Unaudited)
Operating revenues	$	112,775	$	73,803	$	63,668	$	11,475	$	—	$	261,721
Direct operating costs		(81,251)		(54,132)		(52,401)		(7,525)		—		(195,309)
Segment profits	$	31,524	$	19,671	$	11,267	$	3,950	$	—	$	66,412
Depreciation and amortization	$	21,454	$	17,776	$	15,268	$	3,562	$	2,869	$	60,929
Capital expenditures (excluding acquisitions)	$	14,171	$	6,226	$	10,351	$	874	$	2,516	$	34,138
Identifiable assets	$	495,892	$	292,438	$	271,202	$	59,319	$	380,699	$	1,499,550

Schedule Of Reconciliation Of Operating Profit (Loss) From Segments

	Three months ended March 31,
	2016		2015
Segment profits	$	18,370	$	66,412
General and administrative expenses		(29,562)		(39,204)
Depreciation and amortization		(56,152)		(60,929)
Gain (Loss) on disposal of assets		75		(48)
Operating loss	$	(67,269)	$	(33,769)