Pension Plan (Tables)

6 Months Ended

Aug. 31, 2013

Compensation And Retirement Disclosure [Abstract]

Summary of Pension Expense Composed of Components Included in Cost of Goods Sold and Selling, General and Administrative Expenses

Pension expense is composed of the following components included in cost of goods sold and selling, general and administrative expenses in the Company’s consolidated statements of earnings (in thousands):

	Three months ended						Six months ended
	August 31,						August 31,
	2013			2012			2013			2012
Components of net periodic benefit cost
Service cost	$	316		$	320		$	631		$	641
Interest cost		600			601			1,201			1,201
Expected return on plan assets		(873	)		(802	)		(1,745	)		(1,604	)
Amortization of:
Prior service cost		(36	)		(36	)		(72	)		(72	)
Unrecognized net loss		513			456			1,025			912
Net periodic benefit cost	$	520		$	539		$	1,040		$	1,078