Pension Plan (Tables)

3 Months Ended

May 31, 2014

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
	May 31,
	2014			2013
Components of net periodic benefit cost
Service cost	$	281		$	315
Interest cost		612			601
Expected return on plan assets		(964	)		(872	)
Amortization of:
Prior service cost		(36	)		(36	)
Unrecognized net loss		381			512
Net periodic benefit cost	$	274		$	520