Business Segment Information (Tables)

12 Months Ended

Dec. 31, 2017

Segment Reporting [Abstract]

Financial Information by Reportable Segment

Financial information by reportable segment was as follows:

	(In thousands) Years Ended December 31,
	2017			2016			2015
Net Revenues
Structural Systems	$	241,460		$	246,465		$	273,319
Electronic Systems	316,723			304,177			392,692
Total Net Revenues	$	558,183		$	550,642		$	666,011
Segment Operating Income (Loss) (1)(2)
Structural Systems	$	5,477		$	16,497		$	(53,010	)
Electronic Systems	30,940			28,983			(4,472		)
	36,417			45,480			(57,482		)
Corporate General and Administrative Expenses (1)(2)	(21,392		)	(16,912		)	(17,827		)
Operating Income (Loss)	$	15,025		$	28,568		$	(75,309	)
Depreciation and Amortization Expenses
Structural Systems	$	8,860		$	8,688		$	9,417
Electronic Systems	13,888			14,087			17,267
Corporate Administration	97			85			162
Total Depreciation and Amortization Expenses	$	22,845		$	22,860		$	26,846
Capital Expenditures
Structural Systems	$	20,679		$	15,661		$	11,559
Electronic Systems	5,019			3,032			4,419
Corporate Administration	775			—			10
Total Capital Expenditures	$	26,473		$	18,693		$	15,988

(1) Includes cost not allocated to either the Structural Systems or Electronic Systems operating segments.

(2) The results for 2017 includes LDS’ results of operations which have been included in our consolidated statements of operations since the date of acquisition as part of the Electronic Systems segment. See Note 2

Segment Assets

Corporate assets include assets not specifically identified with a business segment, including cash. The following table summarizes our segment assets for 2017 and 2016:

	(In thousands) December 31,
	2017		2016
Total Assets
Structural Systems	$	193,600	$	175,580
Electronic Systems	362,831		325,780
Corporate Administration	10,322		14,069
Total Assets	$	566,753	$	515,429
Goodwill and Intangibles
Structural Systems	$	2,836	$	3,745
Electronic Systems	229,292		180,382
Total Goodwill and Intangibles	$	232,128	$	184,127