Business Combination, Acquisition Related Costs, Change in Control Provision

No definition available.

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- Definition

Workers' Compensation Expense

+ References

No definition available.

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- Definition

Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

-Subparagraph (b)

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 360

-SubTopic 10

-Section 45

-Paragraph 4

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- Definition

This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 10

-Section 25

-Paragraph 23

-URI http://asc.fasb.org/extlink&oid=21917927&loc=d3e1043-128460

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- Definition

Charge to cost of goods sold that represents the reduction of the carrying amount of inventory, generally attributable to obsolescence or market conditions.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.2)

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-Name Accounting Standards Codification

-Topic 330

-SubTopic 10

-Section 50

-Paragraph 2

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- Definition

Losses recognized in the current period on contracts which are expected to generate losses, which are probable and can be reasonably estimated, in a future period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 450

-SubTopic 20

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14326-108349

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.2)

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

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- Definition

The net result for the period of deducting operating expenses from operating revenues.

+ References

No definition available.

+ Details

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- Definition

Nonrecurring impairment charges related to the write-off of production-related equipment and inventory. This tag is used when an Entity charges this cost to cost of goods sold.

+ References

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Business Segment Information - Financial Information by Reportable Segment Parenthetical (Detail) (USD $)	3 Months Ended							6 Months Ended		9 Months Ended		12 Months Ended			3 Months Ended
	Sep. 27, 2014	Jun. 28, 2014	Mar. 29, 2014	Dec. 31, 2013	Sep. 28, 2013	Jun. 29, 2013	Mar. 30, 2013	Jun. 28, 2014	Jun. 29, 2013	Sep. 27, 2014	Sep. 28, 2013	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2014
Segment Reporting Information [Line Items]
Workers' compensation expense												$ 0dco_WorkersCompensationExpense	$ 1,200,000dco_WorkersCompensationExpense	$ 600,000dco_WorkersCompensationExpense
Operating Income (Loss)	10,062,000us-gaap_OperatingIncomeLoss	16,810,000us-gaap_OperatingIncomeLoss	14,828,000us-gaap_OperatingIncomeLoss		13,388,000us-gaap_OperatingIncomeLoss	15,301,000us-gaap_OperatingIncomeLoss	10,723,000us-gaap_OperatingIncomeLoss	31,638,000us-gaap_OperatingIncomeLoss	26,024,000us-gaap_OperatingIncomeLoss	41,700,000us-gaap_OperatingIncomeLoss	39,412,000us-gaap_OperatingIncomeLoss	51,767,000us-gaap_OperatingIncomeLoss	39,303,000us-gaap_OperatingIncomeLoss	56,922,000us-gaap_OperatingIncomeLoss
Impairment charges												0	6,975,000	0
Forward loss provision				5,200,000us-gaap_LossOnContracts
Ducommun LaBarge Technologies
Segment Reporting Information [Line Items]
Business acquisition, transaction costs														300,000
Business acquisition, transaction costs, change-in-control provision														400,000
Ducommun AeroStructures
Segment Reporting Information [Line Items]
Asset impairment charges				14,100,000
Impairment charges				7,000,000
Forward loss provision				5,200,000
Embraer Legacy 400/500 \| Ducommun AeroStructures
Segment Reporting Information [Line Items]
Impairment charges				5,700,000
Forward loss provision				3,900,000
Inventory write-down				1,900,000											1,900,000
Boeing 777 \| Ducommun AeroStructures
Segment Reporting Information [Line Items]
Impairment charges				1,300,000
Forward loss provision				$ 1,300,000