Basis of Accounting (Policies)	6 Months Ended
	Jun. 26, 2020
Accounting Policies [Abstract]
Basis of Accounting	Basis of Presentation: In management’s opinion, the accompanying consolidated financial statements of Materion Corporation and its subsidiaries (referred to herein as the Company, our, we, or us) contain all of the adjustments necessary to present fairly the financial position, results of operations, and cash flows for the interim periods reported. All adjustments were of a normal and recurring nature. Certain amounts in prior periods have been reclassified to conform to the 2020 consolidated financial statement presentation.These consolidated financial statements should be read in conjunction with the consolidated financial statements and related notes included in the Company's 2019 Annual Report on Form 10-K. The interim period results are not necessarily indicative of the results to be expected for the full year.