Business Segments (Tables)

6 Months Ended

Jun. 30, 2020

Segment Reporting [Abstract]

Business segments (in thousands)

	Three Months ended						Six Months ended
	June 30,						June 30,
	2020			2019			2020			2019
Revenues:
Asset management	$	716			662			1,368			1,303
Mining royalty lands		2,402			2,633			4,587			4,862
Development		279			316			572			585
Stabilized Joint Venture		2,452			2,752			5,105			5,327
		5,849			6,363			11,632			12,077
Operating profit (loss):
Before corporate expenses:
Asset management	$	323			128			500			225
Mining royalty lands		2,194			2,458			4,195			4,502
Development		(703	)		(565	)		(1,477	)		(1,118	)
Stabilized Joint Venture		416			637			993			1,049
Operating profit before corporate expenses		2,230			2,658			4,211			4,658
Corporate expenses:
Allocated to asset management		(265	)		(139	)		(573	)		(302	)
Allocated to mining royalty lands		(84	)		(36	)		(181	)		(79	)
Allocated to development		(617	)		(341	)		(1,329	)		(740	)
Allocated to stabilized joint venture		(60	)		(35	)		(130	)		(75	)
Total corporate expenses		(1,026	)		(551	)		(2,213	)		(1,196	)
	$	1,204			2,107			1,998			3,462
Interest expense	$	45			272			96			860
Depreciation, depletion and amortization:
Asset management	$	200			196			392			373
Mining royalty lands		62			42			100			94
Development		53			49			107			107
Stabilized Joint Venture		1,185			1,185			2,369			2,385
	$	1,500			1,472			2,968			2,959
Capital expenditures:
Asset management	$	341			1,352			554			7,818
Mining royalty lands		—			—			—			—
Development		320			(122	)		617			248
Stabilized Joint Venture		19			227			(4	)		110
	$	680			1,457			1,167			8,176

		June 30,	December 31,
Identifiable net assets		2020	2019
Asset management	$	18,813	18,468
Mining royalty lands		37,911	38,409
Development		173,334	179,357
Stabilized Joint Venture		131,652	133,956
Investments available for sale at fair value		130,058	137,867
Cash items		34,481	26,793
Unallocated corporate assets		7,868	3,298
	$	534,117	538,148