Investment (Income) Expense, Net (Tables)

9 Months Ended

Feb. 29, 2020

Other Income And Expenses [Abstract]

Investment (Income) Expense, Net

Investment (income) expense, net, consists of the following components:

	Three Months Ended						Nine Months Ended
	February 29,			February 28,			February 29,			February 28,
(In thousands)	2020			2019			2020			2019
Interest (income)	$	(1,292	)	$	(1,076	)	$	(4,068	)	$	(2,808	)
Net (gain) loss on marketable securities		6,918			(1,683	)		(3,562	)		6,451
Dividend (income)		(1,790	)		(1,967	)		(2,724	)		(3,769	)
Investment (income) expense, net	$	3,836		$	(4,726	)	$	(10,354	)	$	(126	)