Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

v3.8.0.1
Document and Entity Information - shares
9 Months Ended
Dec. 31, 2017
Jan. 31, 2018
Document and Entity Information    
Entity Registrant Name CAPSTONE TURBINE Corp  
Entity Central Index Key 0001009759  
Document Type 10-Q  
Document Period End Date Dec. 31, 2017  
Amendment Flag false  
Current Fiscal Year End Date --03-31  
Entity Current Reporting Status Yes  
Entity Filer Category Smaller Reporting Company  
Entity Common Stock, Shares Outstanding   54,080,962
Document Fiscal Year Focus 2018  
Document Fiscal Period Focus Q3