Consolidated Statements of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2011
Revenues:
Product sales	$ 374,978us-gaap_SalesRevenueGoodsNet	$ 300,145us-gaap_SalesRevenueGoodsNet	$ 276,155us-gaap_SalesRevenueGoodsNet
Services and rentals	702,589us-gaap_SalesRevenueServicesNet	609,253us-gaap_SalesRevenueServicesNet	604,676us-gaap_SalesRevenueServicesNet
Total revenues	1,077,567us-gaap_SalesRevenueNet	909,398us-gaap_SalesRevenueNet	880,831us-gaap_SalesRevenueNet
Cost of revenues:
Cost of product sales	363,861us-gaap_CostOfGoodsSold	282,704us-gaap_CostOfGoodsSold	242,297us-gaap_CostOfGoodsSold
Cost of services and rentals	466,908us-gaap_CostOfServices	400,739us-gaap_CostOfServices	387,047us-gaap_CostOfServices
Depreciation, depletion, amortization, and accretion	116,912	80,985	75,747
Impairments of long-lived assets	34,842	9,578	8,360
Total cost of revenues	982,523us-gaap_CostOfRevenue	774,006us-gaap_CostOfRevenue	713,451us-gaap_CostOfRevenue
Gross profit	95,044us-gaap_GrossProfit	135,392us-gaap_GrossProfit	167,380us-gaap_GrossProfit
General and administrative expense	142,689us-gaap_GeneralAndAdministrativeExpense	131,466us-gaap_GeneralAndAdministrativeExpense	131,649us-gaap_GeneralAndAdministrativeExpense
Goodwill impairment	64,295us-gaap_GoodwillImpairmentLoss	0us-gaap_GoodwillImpairmentLoss
Interest expense, net	31,998us-gaap_InterestExpense	17,121us-gaap_InterestExpense	17,080us-gaap_InterestExpense
(Gain) loss on sales of assets	(11)us-gaap_GainLossOnDispositionOfAssets	(5,776)us-gaap_GainLossOnDispositionOfAssets	(4,916)us-gaap_GainLossOnDispositionOfAssets
Other (income) expense, net	13,944us-gaap_OtherNonoperatingIncomeExpense	(7,291)us-gaap_OtherNonoperatingIncomeExpense	(4,616)us-gaap_OtherNonoperatingIncomeExpense
Income (loss) before taxes and discontinued operations	(157,871)	(128)	28,183
Provision (benefit) for income taxes	9,704us-gaap_IncomeTaxExpenseBenefit	(3,454)us-gaap_IncomeTaxExpenseBenefit	9,429us-gaap_IncomeTaxExpenseBenefit
Income (loss) before discontinued operations	(167,575)	3,326	18,754
Discontinued operations:
Income (loss) from discontinued operations, net of taxes	0	(1)	3
Net income (loss)	(167,575)us-gaap_ProfitLoss	3,325us-gaap_ProfitLoss	18,757us-gaap_ProfitLoss
Less: income attributable to noncontrolling interest	(2,103)	(3,172)	(2,797)
Net income (loss) attributable to TETRA stockholders	$ (169,678)us-gaap_NetIncomeLoss	$ 153us-gaap_NetIncomeLoss	$ 15,960us-gaap_NetIncomeLoss
Basic net income (loss) per common share:
Income (loss) before discontinued operations attributable to TETRA stockholders	$ (2.16)	$ 0.00	$ 0.21
Income (loss) from discontinued operations attributable to TETRA stockholders	$ 0.00	$ 0.00	$ 0.00
Net income (loss) attributable to TETRA stockholders	$ (2.16)us-gaap_EarningsPerShareBasic	$ 0.00us-gaap_EarningsPerShareBasic	$ 0.21us-gaap_EarningsPerShareBasic
Average shares outstanding	78,600	77,954	77,293
Diluted net income (loss) per common share:
Income (loss) before discontinued operations attributable to TETRA stockholders	$ (2.16)	$ 0.00	$ 0.20
Income (loss) from discontinued operations attributable to TETRA stockholders	$ 0.00	$ 0.00	$ 0.00
Net income (loss) attributable to TETRA stockholders	$ (2.16)us-gaap_EarningsPerShareDiluted	$ 0.00us-gaap_EarningsPerShareDiluted	$ 0.20us-gaap_EarningsPerShareDiluted
Average diluted shares outstanding	78,600	78,840	77,963

The aggregate net amount of depreciation, depletion, amortization, and accretion recognized during an accounting period. As a noncash item, the net amount is added back to net income when calculating cash provided by (used in) operations using the indirect method.

No definition available.