Document and Entity Information
3 Months Ended
Mar. 31, 2015
May 04, 2015
Document and Entity Information [Abstract]    
Entity Registrant Name SPIRIT REALTY CAPITAL, INC.  
Trading Symbol SRC  
Entity Central Index Key 0001308606  
Current Fiscal Year End Date --12-31  
Entity Filer Category Large Accelerated Filer  
Document Type 10-Q  
Document Period End Date Mar. 31, 2015  
Document Fiscal Year Focus 2015  
Document Fiscal Period Focus Q1  
Amendment Flag false  
Entity Common Stock, Shares Outstanding   441,445,875