Segment Reporting (Adjusted EBITDA and Adjusted EBITDA Margin) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Segment Reporting [Abstract]
Net income attributable to Republic Services, Inc.	$ 1,487,586	$ 1,290,405	$ 967,237
Net income attributable to Republic Services, Inc. Margin	11.00%	11.40%	9.50%
Net income attributable to non-controlling interests in consolidated subsidiary	$ 0	$ 1,900	$ 2,400
Provision for income taxes	343,900	282,800	173,100
Other expense (income), net	2,300	500	(4,100)
Interest income	(3,300)	(2,500)	(5,200)
Interest expense	395,600	314,600	355,600
Depreciation, amortization and depletion	1,351,600	1,185,500	1,075,900
Accretion	$ 89,600	$ 82,700	$ 82,900
EBITDA margin	27.10%	27.90%	26.10%
Loss from unconsolidated equity method investment	$ 165,600	$ 188,500	$ 118,200
Adjustment to withdrawal liability for multiemployer pension funds	(1,600)	0	34,500
Restructuring charges	27,000	16,600	20,000
(Gain) loss on business divestitures and impairments, net	(6,300)	500	77,700
US Ecology, Inc. acquisition integration and deal costs			0
Accelerated vesting of compensation expense for CEO transition	0	22,000	0
Loss on extinguishment of debt and other related costs	0	0	101,900
Bridgeton insurance recovery	0	0	(10,800)
Total adjustments	262,000	227,600	341,500
Adjusted EBITDA	$ 3,929,300	$ 3,383,500	$ 2,989,300
Adjusted EBITDA margin	29.10%	30.00%	29.40%
EBITDA	$ 3,667,300	$ 3,155,900	$ 2,647,800