| Schedule of operating results and certain other financial data for the business segment) |
| | | | | | | | | | | | | | | | Three Months Ended September 30, | | Nine Months Ended September 30, | | Revenues | | 2022 | | 2021 | | 2022 | | 2021 | | Lime and limestone operations | | $ | 65,699 | | $ | 51,749 | | $ | 175,608 | | $ | 141,847 | | Other | | | 758 | | | 562 | | | 2,250 | | | 1,300 | | Total revenues | | $ | 66,457 | | $ | 52,311 | | $ | 177,858 | | $ | 143,147 | | Depreciation, depletion and amortization | | | | | | | | | | | | | | Lime and limestone operations | | $ | 5,513 | | $ | 4,844 | | $ | 15,882 | | $ | 15,002 | | Other | | | 133 | | | 145 | | | 420 | | | 430 | | Total depreciation, depletion and amortization | | $ | 5,646 | | $ | 4,989 | | $ | 16,302 | | $ | 15,432 | | Gross profit | | | | | | | | | | | | | | Lime and limestone operations | | $ | 22,166 | | $ | 17,128 | | $ | 52,338 | | $ | 45,634 | | Other | | | 424 | | | 213 | | | 1,200 | | | 307 | | Total gross profit | | $ | 22,590 | | $ | 17,341 | | $ | 53,538 | | $ | 45,941 | | Operating profit | | | | | | | | | | | | | | Lime and limestone operations | | $ | 18,626 | | $ | 13,983 | | $ | 41,321 | | $ | 36,465 | | Other | | | 421 | | | 213 | | | 1,191 | | | 307 | | Total operating profit | | $ | 19,047 | | $ | 14,196 | | $ | 42,512 | | $ | 36,772 | | Identifiable assets, at period end | | | | | | | | | | | | | | Lime and limestone operations | | $ | 228,797 | | $ | 204,841 | | $ | 228,797 | | $ | 204,841 | | Other | | | 127,083 | | | 106,067 | | | 127,083 | | | 106,067 | | Total identifiable assets | | $ | 355,880 | | $ | 310,908 | | $ | 355,880 | | $ | 310,908 | | Capital expenditures | | | | | | | | | | | | | | Lime and limestone operations | | $ | 6,635 | | $ | 5,955 | | $ | 18,120 | | $ | 23,731 | | Other | | | — | | | — | | | — | | | — | | Total capital expenditures | | $ | 6,635 | | $ | 5,955 | | $ | 18,120 | | $ | 23,731 | | | | | | | | | | | | | | | |
|