Business Segment Information (Tables)

6 Months Ended

Jan. 31, 2020

Segment Reporting [Abstract]

Schedule of operating results for the business segments

(unaudited, in thousands)	Real Estate			Pharmaceuticals			Total
Three Months Ended January 31, 2020
Revenues	$	1,236		$	—		$	1,236
Loss from operations		(1,392	)		(514	)		(1,906	)
Three Months Ended January 31, 2019
Revenues	$	1,017		$	—		$	1,017
Loss from operations		(1,109	)		(297	)		(1,406	)

(unaudited, in thousands)	Real Estate			Pharmaceuticals			Total
Six Months Ended January 31, 2020
Revenues	$	2,446		$	—		$	2,446
Loss from operations		(2,668	)		(780	)		(3,448	)
Six Months Ended January 31, 2019
Revenues	$	2,152		$	—		$	2,152
Loss from operations		(1,823	)		(703	)		(2,526	)

Schedule of revenue from tenants by geographic areas

Three Months Ended January 31, (unaudited)	2020			2019
Revenue from tenants located in Israel		6	%		2	%

Six Months Ended January 31, (unaudited)	2020		2019
Revenue from tenants located in Israel		6%		2	%

Schedule of net long-lived assets and total assets by geographic areas

(unaudited, in thousands)	United States		Israel		Total
January 31, 2020
Long-lived assets, net	$	46,623	$	1,627	$	48,250
Total assets		135,699		3,537		139,236
July 31, 2019
Long-lived assets, net	$	47,096	$	1,637	$	48,733
Total assets		138,535		3,608		142,143