Segment Information (Tables)

6 Months Ended

Jun. 30, 2017

Segment Reporting [Abstract]

Segment Reporting Information by Segment

	Three Months Ended						Six Months Ended
	June 30						June 30
	2017			2016			2017			2016
Net sales and revenues:
Truck	$	3,768.9		$	3,598.0		$	7,066.2		$	7,070.4
Less intersegment		(215.3	)		(256.8	)		(382.5	)		(458.7	)
External customers		3,553.6			3,341.2			6,683.7			6,611.7
Parts		835.2			769.5			1,634.3			1,498.8
Less intersegment		(12.1	)		(13.1	)		(24.5	)		(22.9	)
External customers		823.1			756.4			1,609.8			1,475.9
Other		21.2			18.2			40.1			38.8
		4,397.9			4,115.8			8,333.6			8,126.4
Financial Services		306.3			297.4			608.5			586.8
	$	4,704.2		$	4,413.2		$	8,942.1		$	8,713.2
Income (loss) before income taxes:
Truck	$	323.7		$	329.4		$	565.4		$	633.5
Parts		152.4			133.4			304.1			268.0
Other*		(8.8	)		99.7			(19.4	)		(854.6	)
		467.3			562.5			850.1			46.9
Financial Services		63.0			77.3			120.3			157.6
Investment income		8.7			6.4			16.8			12.1
	$	539.0		$	646.2		$	987.2		$	216.6
Depreciation and amortization:
Truck	$	111.0		$	112.3		$	218.1		$	221.9
Parts		2.0			1.9			3.9			3.5
Other		4.2			3.9			8.0			7.8
		117.2			118.1			230.0			233.2
Financial Services		151.8			134.8			298.2			262.2
	$	269.0		$	252.9		$	528.2		$	495.4

* Other includes a favorable adjustment to the European Commission charge of $109.6 in the second quarter of 2016 and an expense of $833.0 for the first half of 2016.