Revenue Recognition (Tables)

6 Months Ended

Jun. 30, 2020

Revenue Recognition [Abstract]

Disaggregation of Revenue [Table Text Block]

The following table represents a disaggregation of revenue from contracts with customers by product line for the quarters and six months ended June 30, 2020 and 2019:

	Quarter Ended June 30,				Six Months Ended June 30,
(in millions)	2020		2019		2020		2019
Interest rates	$	221.4	$	347.4	$	639.7	$	650.2
Equity indexes	201.3		148.1		449.5		294.0
Foreign exchange	35.9		39.3		84.1		80.5
Agricultural commodities	108.7		141.5		226.4		246.5
Energy	194.0		179.3		415.8		344.3
Metals	49.6		58.1		128.4		109.1
Cash markets business	112.4		120.7		236.8		243.6
Interest rate swap	16.9		17.4		38.3		36.2
Total clearing and transaction fees	940.2		1,051.8		2,219.0		2,004.4
Market data and information services	134.7		128.3		266.2		258.4
Other	107.4		92.6		219.2		189.5
Total revenues	$	1,182.3	$	1,272.7	$	2,704.4	$	2,452.3
Timing of Revenue Recognition
Services transferred at a point in time	$	881.3	$	988.1	$	2,092.5	$	1,881.0
Services transferred over time	298.8		281.9		606.3		559.6
One-time charges and miscellaneous revenues	2.2		2.7		5.6		11.7
Total revenues	$	1,182.3	$	1,272.7	$	2,704.4	$	2,452.3