Business Segments (Tables)

12 Months Ended

Dec. 31, 2017

Business Segments

Schedule of operating results and certain other financial data for the business segments)

Revenues		2017		2016		2015
Lime and limestone operations	$	142,612	$	137,190	$	128,390
Natural gas interests		2,232		2,092		2,447
Total revenues	$	144,844	$	139,282	$	130,837
Depreciation, depletion and amortization
Lime and limestone operations	$	15,694	$	15,063	$	14,910
Natural gas interests		646		868		874
Total depreciation, depletion and amortization	$	16,340	$	15,931	$	15,784
Gross profit
Lime and limestone operations	$	33,652	$	33,032	$	28,400
Natural gas interests		728		60		314
Total gross profit	$	34,380	$	33,092	$	28,714
Identifiable assets, at year end
Lime and limestone operations	$	133,350	$	126,015	$	125,703
Natural gas interests		7,085		7,768		8,540
Unallocated corporate assets and cash items		88,011		76,376		62,256
Total identifiable assets	$	228,446	$	210,159	$	196,499
Capital expenditures
Lime and limestone operations	$	21,335	$	17,649	$	11,444
Natural gas interests		2		15		15
Total capital expenditures	$	21,337	$	17,664	$	11,459