Document and Entity Information - shares	9 Months Ended
	Nov. 03, 2018	Dec. 01, 2018
Entity Registrant Name	DILLARD'S, INC.
Entity Central Index Key	0000028917
Document Type	10-Q
Document Period End Date	Nov. 03, 2018
Amendment Flag	false
Current Fiscal Year End Date	--02-02
Entity Current Reporting Status	Yes
Entity Filer Category	Large Accelerated Filer
Document Fiscal Year Focus	2018
Document Fiscal Period Focus	Q3
Common Stock Class A
Entity Common Stock, Shares Outstanding		22,533,699
Common Stock Class B
Entity Common Stock, Shares Outstanding		4,010,401