Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2021

Accounting Policies [Abstract]

Schedule of Cash Flow, Supplemental Disclosures

Supplemental Cash Flow Information

	(Dollars in thousands) Years Ended December 31,
	2021		2020		2019
Interest paid	$	10,135	$	11,859	$	16,474
Taxes paid	$	32,934	$	3,810	$	5,699
Non-cash activities:
Purchases of property and equipment not paid	$	1,333	$	2,477	$	1,380

Schedule of Contract with Customer, Asset and Liability

Contract assets and contract liabilities from revenue contracts with customers are as follows:

	(Dollars in thousands)
	December 31, 2021		December 31, 2020
Contract assets	$	176,405	$	154,028
Contract liabilities	$	42,077	$	28,264

Schedule of Disaggregation of Revenue

In addition to the revenue categories disclosed above, the following table reflects our revenue disaggregated by major end-use market:

			(Dollars in thousands) Years Ended December 31,				% of Net Revenues
	Change		2021		2020		2021		2020
Consolidated Ducommun
Military and space	$	30,989	$	453,848	$	422,859	70.3	%	67.2	%
Commercial aerospace	(12,411)		155,731		168,142		24.1	%	26.8	%
Industrial	(2,106)		35,834		37,940		5.6	%	6.0	%
Total	$	16,472	$	645,413	$	628,941	100.0	%	100.0	%
Electronic Systems
Military and space	$	19,235	$	327,911	$	308,676	79.5	%	78.6	%
Commercial aerospace	2,886		48,903		46,017		11.8	%	11.7	%
Industrial	(2,106)		35,834		37,940		8.7	%	9.7	%
Total	$	20,015	$	412,648	$	392,633	100.0	%	100.0	%
Structural Systems
Military and space	$	11,754	$	125,937	$	114,183	54.1	%	48.3	%
Commercial aerospace	(15,297)		106,828		122,125		45.9	%	51.7	%
Total	$	(3,543)	$	232,765	$	236,308	100.0	%	100.0	%

Schedule of Weighted Average Number of Shares Outstanding Used to Compute Earnings Per Share

The net income and weighted-average common shares outstanding used to compute earnings per share were as follows:

	(In thousands, except per share data) Years Ended December 31,
	2021		2020		2019
Net income	$	135,536	$	29,174	$	32,461
Weighted-average number of common shares outstanding
Basic weighted-average common shares outstanding	11,879		11,676		11,518
Dilutive potential common shares	372		256		274
Diluted weighted-average common shares outstanding	12,251		11,932		11,792
Earnings per share
Basic	$	11.41	$	2.50	$	2.82
Diluted	$	11.06	$	2.45	$	2.75

Schedule of Weighted Average Number of Shares Outstanding Excluded from Computation of Diluted Earnings

Potentially dilutive stock awards to purchase common stock, as shown below, were excluded from the computation of diluted earnings per share because their inclusion would have been anti-dilutive. However, these shares may be potentially dilutive common shares in the future.

	(In thousands) Years Ended December 31,
	2021	2020	2019
Stock options and stock units	3	254	127