Basis of Presentation	3 Months Ended
Basis of Presentation	Mar. 31, 2015
Accounting Policies [Abstract]
Basis of Presentation	1. BASIS OF PRESENTATION Interim financial data The accompanying unaudited consolidated financial statements have been prepared in accordance with accounting principles generally accepted in the United States (“GAAP”) for interim financial information and with the instructions to Form 10-Q and Article 10 of Regulation S-X. Accordingly, they do not include all of the information and notes required by GAAP for complete consolidated financial statements and should be read in conjunction with Rubicon Technology, Inc.’s (the “Company”) annual report filed on Form 10-K for the fiscal year ended December 31, 2014. In the opinion of management, all adjustments (consisting only of adjustments of a normal and recurring nature) considered necessary for a fair presentation of the results of operations have been included. Consolidated operating results for the three month periods ended March 31, 2015 are not necessarily indicative of results that may be expected for the year ending December 31, 2015.

The entire disclosure for organization, consolidation and basis of presentation of financial statements disclosure.