Document And Entity Information	9 Months Ended
	Sep. 30, 2014	Nov. 04, 2014 Common Class A [Member]	Nov. 04, 2014 Common Class B [Member]
Document Information [Line Items]
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Sep. 30, 2014
Document Fiscal Year Focus	2014
Document Fiscal Period Focus	Q3
Entity Registrant Name	SAGA COMMUNICATIONS INC
Entity Central Index Key	0000886136
Current Fiscal Year End Date	--12-31
Entity Filer Category	Accelerated Filer
Trading Symbol	SGA
Entity Common Stock, Shares Outstanding		4,993,054	815,945