Note 1 - Basis of Presentation	3 Months Ended
Jun. 27, 2014
Disclosure Text Block [Abstract]
Business Description and Basis of Presentation [Text Block]	Note 1. Basis of Presentation Business Description General – Advanced Photonix, Inc. ® (the Company, we, us, our, or API), was incorporated under the laws of the State of Delaware in June 1988. API is a leading test and measurement company that packages optoelectronic semiconductors into high-speed optical receivers (HSOR products), custom optoelectronic subsystems (Optosolutions products) and Terahertz (THz products) instrumentation, serving the test and measurement, telecommunication, military/aerospace and medical markets. The Company supports the customers from the initial concept and design phase of the product, through testing to full-scale production. The Company has two manufacturing facilities located in Camarillo, California and Ann Arbor, Michigan. The accompanying unaudited condensed consolidated financial statements include the accounts of the Company and the Company’s wholly owned subsidiaries (Silicon Sensors Inc., Picometrix®, LLC, and Advanced Photonix Canada, Inc.). The unaudited condensed consolidated financial statements have been prepared in accordance with accounting principles generally accepted in the United States of America for interim financial information and pursuant to the rules and regulations of the U.S. Securities and Exchange Commission (SEC). All material inter-company accounts and transactions have been eliminated in consolidation. Certain information and footnote disclosures normally included in annual financial statements prepared in accordance with accounting principles generally accepted in the United States of America have been condensed or omitted pursuant to such rules and regulations. In the opinion of management, all adjustments, consisting of normal and recurring adjustments, necessary for a fair presentation of the financial position and the results of operations for the periods presented have been included. Operating results for the three-month period ended June 27, 2014 are not necessarily indicative of the results that may be expected for the balance of the fiscal year ending March 31, 2015. These unaudited condensed consolidated financial statements should be read in conjunction with Management’s Discussion and Analysis and the audited financial statements and notes thereto included in the Company’s Annual Report on Form 10-K for the fiscal year ended March 31, 2014, filed with the SEC on June 30, 2014. Recent Accounting Pronouncements- In May 2014, the FASB issued Accounting Standards Update (ASU) No. 2014-09 – Revenue from Contracts with Customers (ASU 2014-09), which supersedes nearly all existing revenue recognition guidance under U.S. Generally Accepted Accounting Principles (U.S. GAAP). The core principle of ASU 2014-09 is to recognize revenues when promised goods or services are transferred to customers in an amount that reflects the consideration to which an entity expects to be entitled for those goods or services. ASU 2014-09 defines a five step process to achieve this core principle and, in doing so, more judgment and estimates may be required with the revenue recognition process than are required under existing U.S. GAAP. The standard is effective for annual periods beginning after December 15, 2016, and interim periods therein, using either of the following transition methods: (i) a full retrospective approach reflecting the application of the standard in each prior reporting period with the option to elect certain practical expedients, or (ii)a retrospective approach with the cumulative effect of initially adopting ASU 2014-09 recognized at the date of adoption (which includes additional footnote disclosures). The Company is currently evaluating the impact of adopting ASU 2014-09 on the consolidated financial statement and has not yet determined the method by which the Company will adopt the standard in fiscal 2018.

Note 1 - Basis of Presentation

3 Months Ended

Jun. 27, 2014

Business Description and Basis of Presentation [Text Block]

Note 1. Basis of Presentation

Business Description

General – Advanced Photonix, Inc. ® (the Company, we, us, our, or API), was incorporated under the laws of the State of Delaware in June 1988. API is a leading test and measurement company that packages optoelectronic semiconductors into high-speed optical receivers (HSOR products), custom optoelectronic subsystems (Optosolutions products) and Terahertz (THz products) instrumentation, serving the test and measurement, telecommunication, military/aerospace and medical markets. The Company supports the customers from the initial concept and design phase of the product, through testing to full-scale production. The Company has two manufacturing facilities located in Camarillo, California and Ann Arbor, Michigan.

The accompanying unaudited condensed consolidated financial statements include the accounts of the Company and the Company’s wholly owned subsidiaries (Silicon Sensors Inc., Picometrix®, LLC, and Advanced Photonix Canada, Inc.). The unaudited condensed consolidated financial statements have been prepared in accordance with accounting principles generally accepted in the United States of America for interim financial information and pursuant to the rules and regulations of the U.S. Securities and Exchange Commission (SEC). All material inter-company accounts and transactions have been eliminated in consolidation. Certain information and footnote disclosures normally included in annual financial statements prepared in accordance with accounting principles generally accepted in the United States of America have been condensed or omitted pursuant to such rules and regulations. In the opinion of management, all adjustments, consisting of normal and recurring adjustments, necessary for a fair presentation of the financial position and the results of operations for the periods presented have been included. Operating results for the three-month period ended June 27, 2014 are not necessarily indicative of the results that may be expected for the balance of the fiscal year ending March 31, 2015.

These unaudited condensed consolidated financial statements should be read in conjunction with Management’s Discussion and Analysis and the audited financial statements and notes thereto included in the Company’s Annual Report on Form 10-K for the fiscal year ended March 31, 2014, filed with the SEC on June 30, 2014.

Recent Accounting Pronouncements- In May 2014, the FASB issued Accounting Standards Update (ASU) No. 2014-09 – Revenue from Contracts with Customers (ASU 2014-09), which supersedes nearly all existing revenue recognition guidance under U.S. Generally Accepted Accounting Principles (U.S. GAAP). The core principle of ASU 2014-09 is to recognize revenues when promised goods or services are transferred to customers in an amount that reflects the consideration to which an entity expects to be entitled for those goods or services. ASU 2014-09 defines a five step process to achieve this core principle and, in doing so, more judgment and estimates may be required with the revenue recognition process than are required under existing U.S. GAAP.

The standard is effective for annual periods beginning after December 15, 2016, and interim periods therein, using either of the following transition methods: (i) a full retrospective approach reflecting the application of the standard in each prior reporting period with the option to elect certain practical expedients, or (ii)a retrospective approach with the cumulative effect of initially adopting ASU 2014-09 recognized at the date of adoption (which includes additional footnote disclosures). The Company is currently evaluating the impact of adopting ASU 2014-09 on the consolidated financial statement and has not yet determined the method by which the Company will adopt the standard in fiscal 2018.