Quarterly report pursuant to Section 13 or 15(d)

Document And Entity Information

Document And Entity Information
3 Months Ended
Mar. 31, 2012
Apr. 25, 2012
Class A Common Stock [Member]
Apr. 25, 2012
Class B Common Stock [Member]
Document Type 10-Q    
Amendment Flag false    
Document Period End Date Mar. 31, 2012    
Document Fiscal Year Focus 2012    
Document Fiscal Period Focus Q1    
Entity Registrant Name MAXLINEAR INC    
Entity Central Index Key 0001288469    
Current Fiscal Year End Date --12-31    
Entity Filer Category Accelerated Filer    
Entity Common Stock, Shares Outstanding   22,210,524 11,188,001