Pension Plan (Tables)

9 Months Ended

Nov. 30, 2017

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						Nine months ended
	November 30,						November 30,
	2017			2016			2017			2016
Components of net periodic benefit cost
Service cost	$	271		$	292		$	812		$	875
Interest cost		567			593			1,702			1,779
Expected return on plan assets		(948	)		(917	)		(2,845	)		(2,749	)
Amortization of:
Unrecognized net loss		510			671			1,531			2,012
Net periodic benefit cost	$	400		$	639		$	1,200		$	1,917