Employee Retirement Plans

6 Months Ended

Jun. 30, 2012

Employee Retirement Plans [Abstract]

Employee Retirement Plans

Note 14. Employee Retirement Plans

The following table summarizes the components of net retirement cost for the Company:

	Three Months Ended June  30,						Six Months Ended June  30,
	2012			2011			2012			2011
	(in millions)
Service cost	$	0.2		$	0.2		$	0.4		$	0.5
Interest		4.9			4.9			9.7			9.8
Expected return on plan assets		(5.8	)		(5.7	)		(11.4	)		(11.4	)
Actuarial loss		0.9			0.5			1.8			1.0
Defined benefit expense		0.2			(0.1	)		0.5			(0.1	)
Profit sharing		3.2			2.2			5.8			4.5
Net expense	$	3.4		$	2.1		$	6.3		$	4.4

Trinity contributed $4.1 million and $10.2 million to the Company’s defined benefit pension plans for the three and six month periods ended June 30, 2012, respectively. Trinity contributed $3.2 million and $8.8 million to the Company’s defined benefit pension plans for the three and six month periods ended June 30, 2011, respectively. Total contributions to the Company’s defined benefit pension plans in 2012 are expected to be approximately $17.3 million.