v3.7.0.1
Document and Entity Information - shares
3 Months Ended
Mar. 31, 2017
Apr. 28, 2017
Entity Registrant Name A. H. Belo Corp  
Entity Central Index Key 0001413898  
Document Type 10-Q  
Document Period End Date Mar. 31, 2017  
Amendment Flag false  
Document Fiscal Year Focus 2017  
Document Fiscal Period Focus Q1  
Current Fiscal Year End Date --12-31  
Entity Filer Category Accelerated Filer  
Series A    
Entity Common Stock, Shares Outstanding   19,258,786
Series B    
Entity Common Stock, Shares Outstanding   2,472,680