ACQUISITIONS AND DIVESTITURES (Tables)	9 Months Ended
	Sep. 30, 2021
ACQUISITIONS AND DIVESTITURES [Abstract]
Comprehensive Income Actual Results	Three Months Ended Nine Months Ended September 30 September 30in thousands2021 2021Actual Results Total revenues $     141,067  $     141,067  Net loss attributable to Vulcan $        (8,808) $        (8,808)
Supplemental Pro Forma Results	Three Months Ended Nine Months Ended September 30 September 30in thousands2021 2020 2021 2020 Supplemental Pro Forma Results Total revenues$  1,731,856  $  1,673,603  $  4,755,124  $  4,683,544  Net earnings attributable to Vulcan$     225,458  $     215,061  $     543,676  $     448,286
Schedule of Business Acquisitions	August 26 in thousands2021 Fair Value of Purchase Consideration Cash 1$  1,634,492  Total fair value of purchase consideration $  1,634,492  Identifiable Assets Acquired and Liabilities Assumed Accounts and notes receivable, net$     241,368  Inventories 80,083  Other current assets 11,087  Property, plant & equipment 1,136,617  Intangible assets 729,415  Other noncurrent assets 199,807  Deferred income taxes, net (274,226) Liabilities assumed (970,049) Noncontrolling interest (22,261) Net identifiable assets acquired$  1,131,841  Goodwill$     502,651