Document and Entity Information Document
6 Months Ended
Mar. 01, 2019
Document And Entity Information [Abstract]  
Entity Registrant Name SMART GLOBAL HOLDINGS, INC.
Entity Central Index Key 0001616533
Current Fiscal Year End Date --08-30
Entity Filer Category Accelerated Filer
Entity Small Business false
Entity Emerging Growth Company false
Document Type 10-Q
Trading Symbol SGH
Document Period End Date Mar. 01, 2019
Document Fiscal Year Focus 2019
Document Fiscal Period Focus Q2
Amendment Flag false
Entity Common Stock, Shares Outstanding 22,927,251