Business Segments (Tables)

3 Months Ended

Mar. 31, 2017

Segment Reporting [Abstract]

Business segments (in thousands)

	Three Months ended
	March 31,
		2017		2016
Revenues:
Asset management	$	7,285		7,574
Mining royalty lands		1,762		1,778
Land development and construction		275		263
	$	9,322		9,615
Operating profit:
Before corporate expenses: Asset management	$	3,501		3,423
Mining royalty lands		1,625		1,649
Land development and construction		(395	)	(555	)
Corporate expenses:
Allocated to asset management		(753	)	(520	)
Allocated to mining royalty		(66	)	(75	)
Allocated to land development and construction		(508	)	(413	)
		(1,327	)	(1,008	)
	$	3,404		3,509
Interest expense:
Asset management	$	248		415
Depreciation, depletion and amortization:
Asset management	$	1,965		1,835
Mining royalty lands		39		31
Land development and construction		55		63
	$	2,059		1,929
Capital expenditures:
Asset management		2,259		473
Mining royalty lands		—		4
Land development and construction		1,470		479
	$	3,729		956
		March 31,		December 31,
Identifiable net assets		2017		2016
Asset management	$	168,339		169,736
Mining royalty lands		39,087		39,259
Land development and construction		58,901		57,126
Cash items		106		—
Unallocated corporate assets		3,084		439
	$	269,517		266,560