Document and Entity Information - shares	9 Months Ended
	Sep. 30, 2018	Oct. 26, 2018
Document And Entity Information [Abstract]
Entity Registrant Name	Century Communities, Inc.
Entity Filer Category	Accelerated Filer
Entity Central Index Key	0001576940
Entity Small Business	false
Entity Emerging Growth Company	false
Amendment Flag	false
Document Type	10-Q
Trading Symbol	ccs
Document Period End Date	Sep. 30, 2018
Document Fiscal Year Focus	2018
Document Fiscal Period Focus	Q3
Current Fiscal Year End Date	--12-31
Entity Common Stock, Shares Outstanding		30,758,852