Fair Value of Financial Instruments (Tables)

6 Months Ended

Jun. 28, 2019

Fair Value Disclosures [Abstract]

Summary of Fair Value Information and Derivative Financial Instruments

The following table summarizes the financial instruments measured at fair value in the Consolidated Balance Sheets as of June 28, 2019 and December 31, 2018: 

(Thousands)	Total Carrying Value in the Consolidated Balance Sheets				Quoted Prices in  Active Markets  for Identical Assets (Level 1)				Significant Other Observable Inputs (Level 2)				Significant Unobservable Inputs (Level 3)
	2019		2018		2019		2018		2019		2018		2019		2018
Financial Assets
Deferred compensation investments	$	3,121	$	2,156	$	3,121	$	2,156	$	—	$	—	$	—	$	—
Foreign currency forward contracts	119		246		—		—		119		246		—		—
Precious metal swaps	—		237		—		—		—		237		—		—
Copper swaps	9		—		—		—		9		—		—		—
Total	$	3,249	$	2,639	$	3,121	$	2,156	$	128	$	483	$	—	$	—
Financial Liabilities
Deferred compensation liability	$	3,121	$	2,156	$	3,121	$	2,156	$	—	$	—	$	—	$	—
Foreign currency forward contracts	121		432		—		—		121		432		—		—
Precious metal swaps	596		135		—		—		596		135		—		—
Copper swaps	182		569		—		—		182		569		—		—
Total	$	4,020	$	3,292	$	3,121	$	2,156	$	899	$	1,136	$	—	$	—