Business Combinations (Summary Of Total Consideration) (Details) - UCP, Inc [Member] $ / shares in Units, shares in Thousands, $ in Thousands	Aug. 04, 2017 USD ($) $ / shares shares
UCP Shares | shares	18,085
Cash paid per share | $ / shares	$ 5.32
Cash consideration	$ 96,213
Closing price of Century Communities Stock | $ / shares	$ 25.80
Cash paid for fractional shares	$ 1,508
Total replacement award value	1,149
Total consideration in cash and equity	206,607
Common Stock [Member]
Consideration attributable to common stock	$ 107,737
Century Common Stock [Member]
Exchange ratio	0.2309%
Number of CCS shares issued | shares	4,176