Pension Plan (Tables)

6 Months Ended

Aug. 31, 2016

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 August 31,						Six months ended August 31,
	2016			2015			2016			2015
Components of net periodic benefit cost
Service cost	$	292		$	326		$	583		$	651
Interest cost		593			592			1,186			1,184
Expected return on plan assets		(916	)		(982	)		(1,832	)		(1,964	)
Amortization of:
Prior service cost		—			(22	)		—			(43	)
Unrecognized net loss		670			637			1,341			1,275
Net periodic benefit cost	$	639		$	551		$	1,278		$	1,103