Consolidated Statement of Earnings (USD $) In Millions, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Commissions	$ 1,302.5	$ 1,127.4	$ 957.3
Fees	971.7	870.2	735.0
Supplemental commissions	67.9	56.0	60.8
Contingent commissions	42.9	38.1	36.8
Investment income	10.4	8.1	6.9
Gains on books of business sales	3.9	5.5	5.9
Revenues from clean coal activities	119.6	29.2	65.6
Other net revenues (loss)	1.4	0.2	(4.1)
Total revenues	2,520.3	2,134.7	1,864.2
Compensation	1,493.4	1,326.1	1,117.5
Operating	483.2	419.0	354.6
Cost of revenues from clean coal activities	111.6	32.0	64.0
Interest	43.0	40.8	34.6
Depreciation	41.4	35.9	32.3
Amortization	99.0	79.3	60.8
Change in estimated acquisition earnout payables	3.4	(6.2)	(2.6)
Total expenses	2,275.0	1,926.9	1,661.2
Earnings from continuing operations before income taxes	245.3	207.8	203.0
Provision for income taxes	50.3	63.7	39.7
Earnings (loss) from continuing operations	195.0	144.1	163.3
Discontinued operations:
Earnings from discontinued operations before income taxes			3.2
Benefit for income taxes			(7.6)
Earnings from discontinued operations			10.8
Net earnings	$ 195.0	$ 144.1	$ 174.1
Basic net earnings per share:
Earnings from continuing operations	$ 1.61	$ 1.29	$ 1.56
Earnings from discontinued operations			$ 0.10
Net earnings	$ 1.61	$ 1.29	$ 1.66
Diluted net earnings per share:
Earnings from continuing operations	$ 1.59	$ 1.28	$ 1.56
Earnings from discontinued operations			$ 0.10
Net earnings	$ 1.59	$ 1.28	$ 1.66
Dividends declared per common share	$ 1.36	$ 1.32	$ 1.28