Earnings Per Common Share (Tables)

12 Months Ended

Dec. 31, 2013

Earnings Per Share [Abstract]

Computation of basic and diluted net income attributable to Trinity Industries, Inc.

The computation of basic and diluted net income attributable to Trinity Industries, Inc. follows.

	Year Ended December 31, 2013
	(in millions, except per share amounts)
	Income (Loss)			Average Shares	EPS
Net income from continuing operations	$	386.1
Less: net income from continuing operations attributable to noncontrolling interest	16.9
Net income from continuing operations attributable to Trinity Industries, Inc.	369.2
Unvested restricted share participation	(12.0		)
Net income from continuing operations attributable to Trinity Industries, Inc. – basic	357.2			76.4	$	4.68
Effect of dilutive securities:
Stock options	—			0.1
Net income from continuing operations attributable to Trinity Industries, Inc. – diluted	$	357.2		76.5	$	4.67
Net income from discontinued operations, net of taxes	$	6.3
Unvested restricted share participation	(0.2		)
Net income from discontinued operations, net of taxes – basic	6.1			76.4	$	0.08
Effect of dilutive securities:
Stock options	—			0.1
Net income from discontinued operations, net of taxes – diluted	$	6.1		76.5	$	0.08

	Year Ended December 31, 2012
	(in millions, except per share amounts)
	Income (Loss)			Average Shares	EPS
Net income from continuing operations	$	251.9
Less: net loss from continuing operations attributable to noncontrolling interest	(1.5		)
Net income from continuing operations attributable to Trinity Industries, Inc.	253.4
Unvested restricted share participation	(7.7		)
Net income from continuing operations attributable to Trinity Industries, Inc. – basic	245.7			77.3	$	3.18
Effect of dilutive securities:
Stock options	—			0.2
Net income from continuing operations attributable to Trinity Industries, Inc. – diluted	$	245.7		77.5	$	3.17
Net income from discontinued operations, net of taxes	$	1.8
Unvested restricted share participation	(0.1		)
Net income from discontinued operations, net of taxes – basic	1.7			77.3	$	0.02
Effect of dilutive securities:
Stock options	—			0.2
Net income from discontinued operations, net of taxes – diluted	$	1.7		77.5	$	0.02

	Year Ended December 31, 2011
	(in millions, except per share amounts)
	Income (Loss)			Average Shares	EPS
Net income from continuing operations	$	146.8
Less: net income from continuing operations attributable to noncontrolling interest	3.5
Net income from continuing operations attributable to Trinity Industries, Inc.	143.3
Unvested restricted share participation	(5.0		)
Net income from continuing operations attributable to Trinity Industries, Inc. – basic	138.3			77.5	$	1.78
Effect of dilutive securities:
Stock options	—			0.3
Net income from continuing operations attributable to Trinity Industries, Inc. – diluted	$	138.3		77.8	$	1.78
Net loss from discontinued operations, net of taxes	$	(1.1	)
Unvested restricted share participation	—
Net loss from discontinued operations, net of taxes – basic	(1.1		)	77.5	$	(0.01	)
Effect of dilutive securities:
Stock options	—			0.3
Net loss from discontinued operations, net of taxes – diluted	$	(1.1	)	77.8	$	(0.01	)