Segment Reporting - Adjusted EBITDA and Adjusted EBITDA Margin (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Segment Reporting [Abstract]
Net income attributable to Republic Services, Inc.	$ 383,852	$ 352,019
Net income attributable to Republic Services, Inc. Margin	10.70%	11.90%
Net loss attributable to noncontrolling interests	$ 0	$ (100)
Provision for income taxes	138,200	120,300
Other (income) expense, net	(2,500)	1,600
Interest income	(1,400)	(500)
Interest expense	126,700	83,500
Depreciation, amortization and depletion	358,700	310,400
Accretion	24,100	21,700
EBITDA	$ 1,027,700	$ 888,900
EBITDA margin	28.70%	29.90%
(Income) loss from unconsolidated equity method investment	$ (1,000)	$ 3,800
Loss on extinguishment of debt	200	0
Restructuring charges	5,500	6,000
US Ecology, Inc. acquisition integration and deal costs	7,600	4,800
Total adjustments	12,300	14,600
Adjusted EBITDA	$ 1,040,000	$ 903,500
Adjusted EBITDA margin	29.00%	30.40%