XML 126 R15.htm IDEA: XBRL DOCUMENT
v3.22.4

Other-net | 12 Months Ended
--- | ---
Dec. 31, 2022
Other-net [Abstract] |
Other-net | Other-net Other-net is summarized for 2022, 2021, and 2020 as follows:
|  | (Income) Expense
(Thousands) |  | 2022 |  | 2021 |  | 2020
Metal consignment fees |  | $ | 12,212 |  |  | $ | 9,305 |  |  | $ | 8,587 |
Amortization of intangible assets |  | 12,400 |  |  | 5,973 |  |  | 2,377 |
Foreign currency loss (gain) |  | (679) |  |  | 1,573 |  |  | (2,569) |
Net (gain) loss on disposal of fixed assets |  | 14 |  |  | (282) |  |  | 466 |
Other items |  | 290 |  |  | 168 |  |  | (398) |
Total other-net |  | $ | 24,237 |  |  | $ | 16,737 |  |  | $ | 8,463 |

X
- Definition Other-net. + References No definition available. + Details
Name: | mtrn_OtherNetAbstract
Namespace Prefix: | mtrn_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The entire disclosure for other income or other expense items (both operating and nonoperating). Sources of nonoperating income or nonoperating expense that may be disclosed, include amounts earned from dividends, interest on securities, profits (losses) on securities, net and miscellaneous other income or income deductions. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 720 -URI https://asc.fasb.org/topic&trid=2122503 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 610 -URI https://asc.fasb.org/topic&trid=49130413 + Details
Name: | us-gaap_OtherIncomeAndOtherExpenseDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration