XML 43 R1.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Cover Page - USD ($)
 12 Months Ended
Dec. 31, 2019
Feb. 19, 2020
Jun. 28, 2019
Cover page.      
Document Type 10-K    
Document Annual Report true    
Document Period End Date Dec. 31, 2019    
Document Transition Report false    
Entity File Number 001-37936    
Entity Registrant Name SMART SAND, INC.    
Entity Incorporation, State or Country Code DE    
Entity Tax Identification Number 45-2809926    
Entity Address, Address Line One 1725 Hughes Landing Blvd    
Entity Address, Address Line Two Suite 800    
Entity Address, City or Town The Woodlands    
Entity Address, State or Province TX    
Entity Address, Postal Zip Code 77380    
City Area Code 281    
Local Phone Number 231-2660    
Title of 12(b) Security Common Stock, par value $0.001 per share    
Trading Symbol SND    
Security Exchange Name NASDAQ    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Accelerated Filer    
Entity Small Business true    
Entity Emerging Growth Company true    
Entity Ex Transition Period true    
Entity Shell Company false    
Entity Public Float     $ 52,991,876
Entity Common Stock, Shares Outstanding   42,847,996  
Current Fiscal Year End Date --12-31    
Document Fiscal Year Focus 2019    
Document Fiscal Period Focus FY    
Amendment Flag false    
Entity Central Index Key 0001529628