Pension Plan (Tables)

9 Months Ended

Nov. 30, 2018

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,
	2018			2017			2018			2017
Components of net periodic benefit cost
Service cost	$	277		$	271		$	830		$	812
Interest cost		568			567			1,705			1,702
Expected return on plan assets		(1,028	)		(948	)		(3,082	)		(2,845	)
Amortization of:
Unrecognized net loss		512			510			1,535			1,531
Net periodic benefit cost	$	329		$	400		$	988		$	1,200