Significant Accounting Policies (Policies)	6 Months Ended
Jun. 30, 2022
Accounting Policies [Abstract]
Basis of presentation	Basis of presentation— These unaudited condensed consolidated interim financial statements and related notes are presented in accordance with accounting principles generally accepted in the United States of America (“US GAAP”). Our fiscal year-end is December 31. The condensed consolidated interim financial statements include the accounts of Meta Materials Inc. and its wholly-owned subsidiaries. All significant intercompany balances and transactions have been eliminated on consolidation. These unaudited condensed consolidated interim financial statements do not include all of the information and notes required by US GAAP for annual financial statements. Accordingly, these unaudited condensed consolidated interim financial statements should be read in conjunction with our audited consolidated financial statements and notes for the years ended December 31, 2021, 2020 and 2019, filed with the Securities and Exchange Commission (“SEC”) on Form 10-K/A.
Recently adopted and issued accounting pronouncements	Recently Adopted Accounting Pronouncements: We currently have no material recently adopted accounting pronouncements. Recently Issued Accounting Pronouncements: We currently have no material recent accounting pronouncements yet to be adopted.

Significant Accounting Policies (Policies)

6 Months Ended

Jun. 30, 2022

Basis of presentation— These unaudited condensed consolidated interim financial statements and related notes are presented in accordance with accounting principles generally accepted in the United States of America (“US GAAP”). Our fiscal year-end is December 31. The condensed consolidated interim financial statements include the accounts of Meta Materials Inc. and its wholly-owned subsidiaries. All significant intercompany balances and transactions have been eliminated on consolidation.

These unaudited condensed consolidated interim financial statements do not include all of the information and notes required by US GAAP for annual financial statements. Accordingly, these unaudited condensed consolidated interim financial statements should be read in conjunction with our audited consolidated financial statements and notes for the years ended December 31, 2021, 2020 and 2019, filed with the Securities and Exchange Commission (“SEC”) on Form 10-K/A.

Recently adopted and issued accounting pronouncements

Recently Adopted Accounting Pronouncements: We currently have no material recently adopted accounting pronouncements.

Recently Issued Accounting Pronouncements: We currently have no material recent accounting pronouncements yet to be adopted.