Document and Entity Information Document
3 Months Ended
Mar. 31, 2015
Document and Entity Information [Line Items]  
Entity Registrant Name Starz
Entity Central Index Key 0001507934
Current Fiscal Year End Date --12-31
Entity Filer Category Large Accelerated Filer
Document Type 10-Q
Amendment Flag false
Document Period End Date Mar. 31, 2015
Document Fiscal Year Focus 2015
Document Fiscal Period Focus Q1
Series A  
Document and Entity Information [Line Items]  
Entity Common Stock, Shares Outstanding 92,095,133
Series B  
Document and Entity Information [Line Items]  
Entity Common Stock, Shares Outstanding 9,872,524