Marketable Securities (Tables)

3 Months Ended

Mar. 31, 2022

Investments Debt And Equity Securities [Abstract]

Details of Marketable Securities

Details of marketable securities held at March 31, 2022 and December 31, 2021 are as follows (in thousands):

					Cumulative
					Unrealized
	Fair Value		Basis		(Loss) Gain
IronNet Securities:	March 31, 2022
1,288,620 common shares	$	4,897	$	27,636	$	(22,739	)
Put options		1,088		408		680
		5,985		28,044		(22,059	)
Equity funds and other securities		16,830		16,808		22
	$	22,815	$	44,852	$	(22,037	)
IronNet Securities:	December 31, 2021
1,338,620 common shares	$	5,106	$	28,696	$	(23,590	)
Put options		1,245		489		756
		6,351		29,185		(22,834	)
Equity funds and other securities		9,816		9,808		8
	$	16,167	$	38,993	$	(22,826	)