Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2018

New Accounting Pronouncements Or Change In Accounting Principle [Line Items]

Summary of Reconciles Pro Forma Amounts Reported Under the Prior Standard to Current Reporting

The following reconciles pro forma amounts as they would have been reported under the prior standard to current reporting:

Year Ended December 31, 2018	PRO FORMA UNDER PRIOR STANDARD		EFFECTS OF NEW STANDARD		CURRENTLY REPORTED
Consolidated Statements of Comprehensive Income
TRUCK, PARTS AND OTHER:
Net sales and revenues	$	21,900.5	$	238.1	$	22,138.6
Cost of sales and revenues		18,718.9		206.1		18,925.0
Truck, Parts and Other Income Before Income Taxes		2,411.4		32.0		2,443.4
Total Income Before Income Taxes		2,778.2		32.0		2,810.2
Income taxes		607.1		8.0		615.1
Net Income		2,171.1		24.0		2,195.1
Comprehensive Income		1,900.7		22.7		1,923.4

At December 31, 2018	PRO FORMA UNDER PRIOR STANDARD		EFFECTS OF NEW STANDARD			CURRENTLY REPORTED
Consolidated Balance Sheets
TRUCK, PARTS AND OTHER:
Other current assets	$	238.6	$	126.1		$	364.7
Equipment on operating leases, net		1,714.7		(928.1	)		786.6
Other noncurrent assets, net		409.1		242.8			651.9
Accounts payable, accrued expenses and other		2,898.7		129.0			3,027.7
Residual value guarantees and deferred revenues		1,835.9		(993.5	)		842.4
Other liabilities		880.2		265.5			1,145.7
STOCKHOLDERS' EQUITY:
Total Stockholders' Equity		8,553.1		39.8			8,592.9

ASU 2014-09

New Accounting Pronouncements Or Change In Accounting Principle [Line Items]

Summary of Effect of the Changes Made by the Adoption of ASU

The cumulative effect of the changes made to the Company’s Consolidated Balance Sheet on January 1, 2018 for the adoption of ASU 2014-09 was as follows:

	BALANCE AT DECEMBER 31, 2017		CHANGE DUE TO NEW STANDARD			BALANCE AT JANUARY 1, 2018
Consolidated Balance Sheets
TRUCK, PARTS AND OTHER:
Other current assets	$	404.4	$	100.0		$	504.4
Equipment on operating leases, net		1,265.7		(668.8	)		596.9
Other noncurrent assets, net		425.2		115.0			540.2
Accounts payable, accrued expenses and other		2,569.5		103.1			2,672.6
Residual value guarantees and deferred revenues		1,339.0		(703.8	)		635.2
Other liabilities		939.8		129.8			1,069.6
STOCKHOLDERS' EQUITY:
Retained earnings		8,369.1		17.1			8,386.2

ASU 2017-07

New Accounting Pronouncements Or Change In Accounting Principle [Line Items]

Summary of Effect of the Changes Made by the Adoption of ASU

Year Ended December 31, 2017	PREVIOUSLY REPORTED		EFFECTS OF NEW STANDARD			CURRENTLY REPORTED
Consolidated Statements of Comprehensive Income
TRUCK, PARTS AND OTHER:
Cost of sales and revenues	$	15,593.7	$	35.2		$	15,628.9
Selling, general and administrative		449.5		14.5			464.0
Interest and other (income), net		5.6		(52.0	)		(46.4	)
Truck, Parts and Other Income Before Income Taxes		1,874.0		2.3			1,876.3
FINANCIAL SERVICES:
Selling, general and administrative		105.5		2.3			107.8
Financial Services Income Before Income Taxes		264.0		(2.3	)		261.7

Year Ended December 31, 2016	PREVIOUSLY REPORTED		EFFECTS OF NEW STANDARD			CURRENTLY REPORTED
Consolidated Statements of Comprehensive Income
TRUCK, PARTS AND OTHER:
Cost of sales and revenues	$	13,517.7	$	15.9		$	13,533.6
Selling, general and administrative		440.8		1.8			442.6
Interest and other (income), net		11.6		(18.5	)		(6.9	)
Truck, Parts and Other Income Before Income Taxes		796.3		.8			797.1
FINANCIAL SERVICES:
Selling, general and administrative		99.4		.8			100.2
Financial Services Income Before Income Taxes		306.5		(.8	)		305.7