XML 35 R43.htm IDEA: XBRL DOCUMENT

Income Taxes - Schedule of Income Tax Provision (Benefit) (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Income Tax Disclosure [Abstract]
Current, Federal	$ 43,652us-gaap_CurrentFederalTaxExpenseBenefit	$ 30,962us-gaap_CurrentFederalTaxExpenseBenefit	$ 20,033us-gaap_CurrentFederalTaxExpenseBenefit
Current, Foreign	30,022us-gaap_CurrentForeignTaxExpenseBenefit	24,543us-gaap_CurrentForeignTaxExpenseBenefit	22,542us-gaap_CurrentForeignTaxExpenseBenefit
Total current	73,674us-gaap_CurrentIncomeTaxExpenseBenefit	55,505us-gaap_CurrentIncomeTaxExpenseBenefit	42,575us-gaap_CurrentIncomeTaxExpenseBenefit
Deferred, Federal	(5,916)	(1,299)	440
Deferred, Foreign	2,910	64	(102)
Total deferred	(3,006)drq_DeferredIncomeTaxExpenseBenefits	(1,235)drq_DeferredIncomeTaxExpenseBenefits	338drq_DeferredIncomeTaxExpenseBenefits
Total	$ 70,668us-gaap_IncomeTaxExpenseBenefit	$ 54,270us-gaap_IncomeTaxExpenseBenefit	$ 42,913us-gaap_IncomeTaxExpenseBenefit

Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations.

Amount of current income tax expense (benefit) pertaining to taxable income (loss) from continuing operations.

Amount of deferred federal income tax expense (benefit) pertaining to income (loss) from continuing operations.

Amount of deferred foreign income tax expense (benefit) pertaining to income (loss) from continuing operations.