Marketable Securities (Tables)

6 Months Ended

Jun. 30, 2022

Investments Debt And Equity Securities [Abstract]

Details of Marketable Securities

Details of marketable securities held at June 30, 2022 and December 31, 2021 are as follows (in thousands):

					Cumulative
					Unrealized
	Fair Value		Basis		(Loss) Gain
IronNet Securities:	June 30, 2022
1,288,620 shares of common stock	$	2,848	$	27,636	$	(24,788	)
		2,848		27,636		(24,788	)
Equity funds and other securities		16,330		16,808		(478	)
	$	19,178	$	44,444	$	(25,266	)
IronNet Securities:	December 31, 2021
1,338,620 shares of common stock	$	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	)