Segment Information (Tables)

9 Months Ended

Sep. 30, 2023

Segment Reporting [Abstract]

Summarized Financial Information Reportable Segments

Summarized financial information concerning the Company’s reportable segments is shown in the following tables. The “Other” column includes any income and expenses not allocated to reportable segments, corporate-related items, including the intercompany interest expense charge to the reporting segment.

	Three months ended September 30, 2023
(in millions)	Retail		National Programs		Wholesale Brokerage		Services		Other			Total
Total revenues	$	586.0	$	278.2	$	149.6	$	42.4	$	11.5		$	1,067.7
Investment income	$	0.5	$	3.8	$	0.6	$	—	$	11.7		$	16.6
Amortization	$	27.0	$	10.1	$	2.7	$	1.3	$	—		$	41.1
Depreciation	$	4.9	$	2.9	$	0.7	$	0.3	$	1.6		$	10.4
Interest expense	$	21.3	$	8.6	$	3.1	$	0.3	$	14.2		$	47.5
Income before income taxes	$	110.8	$	111.7	$	23.8	$	4.8	$	(8.8	)	$	242.3
Total assets	$	7,762.1	$	3,942.8	$	1,489.6	$	279.8	$	508.7		$	13,983.0
Capital expenditures	$	8.9	$	3.3	$	0.7	$	0.2	$	0.7		$	13.8

	Three months ended September 30, 2022
(in millions)	Retail		National Programs		Wholesale Brokerage		Services		Other			Total
Total revenues	$	528.2	$	231.4	$	126.3	$	41.1	$	0.6		$	927.6
Investment income	$	—	$	0.3	$	0.1	$	—	$	0.8		$	1.2
Amortization	$	28.2	$	11.4	$	2.6	$	1.3	$	—		$	43.5
Depreciation	$	3.9	$	4.6	$	0.7	$	0.4	$	1.7		$	11.3
Interest expense	$	22.8	$	10.2	$	3.2	$	0.5	$	4.8		$	41.5
Income before income taxes	$	112.2	$	69.7	$	35.4	$	4.7	$	(4.0	)	$	218.0
Total assets	$	7,128.1	$	4,476.3	$	1,366.5	$	289.1	$	398.3		$	13,658.3
Capital expenditures	$	4.7	$	3.3	$	0.7	$	0.3	$	5.1		$	14.1

	Nine months ended September 30, 2023
(in millions)	Retail		National Programs		Wholesale Brokerage		Services		Other			Total
Total revenues	$	1,874.2	$	791.2	$	412.0	$	129.9	$	23.6		$	3,230.9
Investment income	$	1.0	$	7.0	$	1.2	$	—	$	24.6		$	33.8
Amortization	$	81.6	$	30.2	$	8.0	$	3.9	$	—		$	123.7
Depreciation	$	13.8	$	8.8	$	2.1	$	1.2	$	4.6		$	30.5
Interest expense	$	64.9	$	27.3	$	8.6	$	1.0	$	40.3		$	142.1
Income before income taxes	$	426.2	$	303.8	$	92.4	$	15.8	$	(47.2	)	$	791.0
Total assets	$	7,762.1	$	3,942.8	$	1,489.6	$	279.8	$	508.7		$	13,983.0
Capital expenditures	$	22.7	$	10.8	$	2.1	$	0.9	$	1.9		$	38.4

	Nine months ended September 30, 2022
(in millions)	Retail		National Programs		Wholesale Brokerage		Services		Other			Total
Total revenues	$	1,582.3	$	619.3	$	341.6	$	128.8	$	—		$	2,672.0
Investment income	$	—	$	0.6	$	0.2	$	—	$	1.0		$	1.8
Amortization	$	69.8	$	27.9	$	6.7	$	3.9	$	(0.1	)	$	108.2
Depreciation	$	9.1	$	10.9	$	2.0	$	1.2	$	5.1		$	28.3
Interest expense	$	69.9	$	22.8	$	10.0	$	1.6	$	(8.5	)	$	95.8
Income before income taxes	$	378.8	$	187.9	$	94.8	$	18.0	$	2.3		$	681.8
Total assets	$	7,128.1	$	4,476.3	$	1,366.5	$	289.1	$	398.3		$	13,658.3
Capital expenditures	$	8.4	$	14.2	$	1.5	$	0.8	$	7.5		$	32.4