Company and Basis of Consolidation	6 Months Ended
Jun. 30, 2021
Accounting Policies [Abstract]
Company and Basis of Consolidation	Note 1 – Company and Basis of Consolidation Blonder Tongue Laboratories, Inc. (together with its consolidated subsidiaries, the “Company”) is a technology-development and manufacturing company that delivers television signal encoding, transcoding, digital transport, and broadband product solutions to the telecommunications, fiber optic and cable service operator markets the Company serves, including the multi-dwelling unit (“MDU”) market, and small and medium sized businesses (“SMB”) that include the lodging/hospitality market, and institutional property markets; including hospitals, prisons, government entities and schools, primarily throughout the United States and Canada. The consolidated financial statements include the accounts of Blonder Tongue Laboratories, Inc. and its wholly-owned subsidiaries. Significant intercompany balances and transactions have been eliminated in consolidation. The accompanying unaudited condensed consolidated interim financial statements as of June 30, 2021 and for the three and six months ended June 30, 2021 and 2020 have been prepared in accordance with accounting principles generally accepted in the United States of America (“GAAP”) for interim financial information and pursuant to the instructions to Form 10-Q and Article 8 of Regulation S-X of the Securities and Exchange Commission (“SEC”). The accompanying unaudited condensed consolidated interim financial statements include all adjustments, consisting primarily of normal recurring adjustments, which the Company considers necessary for a fair presentation of the condensed consolidated financial position, operating results, changes in stockholders’ equity and cash flows for the periods presented. The condensed consolidated balance sheet at December 31, 2020 has been derived from audited consolidated financial statements. Certain information and footnote disclosures normally included in financial statements prepared in accordance with GAAP for complete financial statements have been condensed or omitted pursuant to SEC rules and regulations. The accompanying unaudited condensed consolidated interim financial statements should be read in conjunction with the consolidated financial statements for the year ended December 31, 2020 and notes thereto included in the Company’s Annual Report on Form 10-K for the year ended December 31, 2020, which was filed with the SEC on March 25, 2021. The results of the three and six months ended June 30, 2021 are not necessarily indicative of results to be expected for the year ending December 31, 2021 or for any future interim period.

Company and Basis of Consolidation

6 Months Ended

Jun. 30, 2021

Note 1 – Company and Basis of Consolidation

Blonder Tongue Laboratories, Inc. (together with its consolidated subsidiaries, the “Company”) is a technology-development and manufacturing company that delivers television signal encoding, transcoding, digital transport, and broadband product solutions to the telecommunications, fiber optic and cable service operator markets the Company serves, including the multi-dwelling unit (“MDU”) market, and small and medium sized businesses (“SMB”) that include the lodging/hospitality market, and institutional property markets; including hospitals, prisons, government entities and schools, primarily throughout the United States and Canada. The consolidated financial statements include the accounts of Blonder Tongue Laboratories, Inc. and its wholly-owned subsidiaries. Significant intercompany balances and transactions have been eliminated in consolidation.

The accompanying unaudited condensed consolidated interim financial statements as of June 30, 2021 and for the three and six months ended June 30, 2021 and 2020 have been prepared in accordance with accounting principles generally accepted in the United States of America (“GAAP”) for interim financial information and pursuant to the instructions to Form 10-Q and Article 8 of Regulation S-X of the Securities and Exchange Commission (“SEC”). The accompanying unaudited condensed consolidated interim financial statements include all adjustments, consisting primarily of normal recurring adjustments, which the Company considers necessary for a fair presentation of the condensed consolidated financial position, operating results, changes in stockholders’ equity and cash flows for the periods presented. The condensed consolidated balance sheet at December 31, 2020 has been derived from audited consolidated financial statements. Certain information and footnote disclosures normally included in financial statements prepared in accordance with GAAP for complete financial statements have been condensed or omitted pursuant to SEC rules and regulations. The accompanying unaudited condensed consolidated interim financial statements should be read in conjunction with the consolidated financial statements for the year ended December 31, 2020 and notes thereto included in the Company’s Annual Report on Form 10-K for the year ended December 31, 2020, which was filed with the SEC on March 25, 2021. The results of the three and six months ended June 30, 2021 are not necessarily indicative of results to be expected for the year ending December 31, 2021 or for any future interim period.