Equity Investments (Tables)

12 Months Ended

Jul. 31, 2020

Equity Investments Disclosure [Abstract]

Schedule of equity investments

July 31 (dollars in thousands)	2020		2019
Zedge, Inc. Class B common stock, 42,282 shares at July 31, 2020 and 2019	$	59	$	68
Rafael Holdings, Inc. Class B common stock, 27,806 and 27,419 shares at July 31, 2020 and 2019, respectively		389		567
Mutual funds		5,516		5,053
Current equity investments	$	5,964	$	5,688
Visa Series C Preferred	$	3,825	$	3,619
Hedge funds		4,783		5,475
Other		225		225
Noncurrent equity investments	$	8,833	$	9,319

Schedule of carrying value of equity investments

Year ended July 31 (in thousands)	2020			2019
Balance, beginning of period	$	3,919		$	1,883
Adoption of change in accounting for equity investments		—			1,213
Adjusted balance		3,919			3,096
Adjustment for observable transactions involving a similar investment from the same issuer		206			826
Upward adjustments		3			—
Redemptions		(19	)		(3	)
Impairments		—			—
BALANCE, END OF PERIOD	$	4,109		$	3,919

Schedule of unrealized gains and losses for all equity investments

Year ended July 31 (in thousands)	2020			2019
Net (losses) gains recognized during the period on equity investments	$	(336	)	$	1,779
Less: net gains and losses recognized during the period on equity investments redeemed during the period		—			—
Unrealized (losses) gains recognized during the period on equity investments still held at the reporting date	$	(336	)	$	1,779