Defined Benefit Pension Plans

3 Months Ended

Mar. 31, 2013

Compensation and Retirement Disclosure [Abstract]

Compensation and Employee Benefit Plans

DEFINED BENEFIT PENSION PLANS

The following table sets forth the net periodic pension cost for LP’s defined benefit pension plans during the quarter ended March 31, 2013 and 2012. The net periodic pension cost included the following components:

	Quarter Ended March 31,
Dollar amounts in millions	2013			2012
Service cost	$	0.8		$	0.9
Interest cost	3.2			3.7
Expected return on plan assets	(4.1		)	(4.3		)
Amortization of prior service cost	0.1			0.1
Amortization of net loss	1.8			1.7
Net periodic pension cost	$	1.8		$	2.1

During the three months ended March 31, 2013 and 2012, LP recognized $1.8 million and $2.1 million of pension expense for all of LP’s defined benefit pension plans.

During the three months ended March 31, 2013, LP made $0.4 million in pension contributions for LP’s Canadian defined benefit plans. LP presently anticipates making approximately $1 million in additional pension contributions for the plans during the remainder of 2013.