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Segment Information (Tables) | 12 Months Ended
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Dec. 31, 2021
Segment Reporting [Abstract] |
Schedule of Segment Reporting Information, by Segment | Information for each segment and our unallocated corporate costs for the years ended December 31, 2021, 2020 and 2019 are as follows:
(in thousands) | 2021 |  | 2020 |  | 2019
Operating Revenue 1 |  |  |  |  |
Electric | $ | 480,321 |  |  | $ | 446,088 |  |  | $ | 459,048 |
Manufacturing | 336,294 |  |  | 238,770 |  |  | 277,204 |
Plastics | 380,229 |  |  | 205,249 |  |  | 183,251 |
Total | $ | 1,196,844 |  |  | $ | 890,107 |  |  | $ | 919,503 |
Depreciation and Amortization |  |  |  |  |
Electric | $ | 71,343 |  |  | $ | 63,171 |  |  | $ | 60,044 |
Manufacturing | 15,436 |  |  | 14,933 |  |  | 14,261 |
Plastics | 4,354 |  |  | 3,604 |  |  | 3,451 |
Corporate | 225 |  |  | 329 |  |  | 330 |
Total | $ | 91,358 |  |  | $ | 82,037 |  |  | $ | 78,086 |
Operating Income (Loss) |  |  |  |  |
Electric | $ | 106,964 |  |  | $ | 107,083 |  |  | $ | 98,417 |
Manufacturing | 24,114 |  |  | 16,103 |  |  | 17,869 |
Plastics | 132,760 |  |  | 37,823 |  |  | 28,439 |
Corporate | (14,130) |  |  | (13,123) |  |  | (9,845) |
Total | $ | 249,708 |  |  | $ | 147,886 |  |  | $ | 134,880 |
Interest Charges |  |  |  |  |
Electric | $ | 33,043 |  |  | $ | 29,848 |  |  | $ | 26,548 |
Manufacturing | 2,239 |  |  | 2,215 |  |  | 2,345 |
Plastics | 587 |  |  | 644 |  |  | 718 |
Corporate | 1,902 |  |  | 1,740 |  |  | 1,800 |
Total | $ | 37,771 |  |  | $ | 34,447 |  |  | $ | 31,411 |
Income Tax Expense (Benefit) |  |  |  |  |
Electric | $ | 1,663 |  |  | $ | 12,480 |  |  | $ | 12,867 |
Manufacturing | 4,704 |  |  | 2,939 |  |  | 2,784 |
Plastics | 34,374 |  |  | 9,718 |  |  | 7,309 |
Corporate | (4,689) |  |  | (4,931) |  |  | (5,519) |
Total | $ | 36,052 |  |  | $ | 20,206 |  |  | $ | 17,441 |
Net Income (Loss) |  |  |  |  |
Electric | $ | 72,458 |  |  | $ | 66,778 |  |  | $ | 59,046 |
Manufacturing | 17,186 |  |  | 11,048 |  |  | 12,899 |
Plastics | 97,823 |  |  | 27,582 |  |  | 20,572 |
Corporate | (10,698) |  |  | (9,557) |  |  | (5,670) |
Total | $ | 176,769 |  |  | $ | 95,851 |  |  | $ | 86,847 |
Capital Expenditures |  |  |  |  |
Electric | $ | 140,031 |  |  | $ | 356,581 |  |  | $ | 187,362 |
Manufacturing | 20,690 |  |  | 10,587 |  |  | 14,268 |
Plastics | 11,040 |  |  | 4,322 |  |  | 5,452 |
Corporate | 68 |  |  | 63 |  |  | 283 |
Total | $ | 171,829 |  |  | $ | 371,553 |  |  | $ | 207,365 |
1 Amounts reflect operating revenues to external customers. Intersegment operating revenues are not material for any period presented. |  |  |  |
The following provides the identifiable assets by segment and corporate assets as of December 31, 2021 and 2020:
(in thousands) | 2021 |  | 2020
Identifiable Assets |  |  |
Electric | $ | 2,283,776 |  |  | $ | 2,233,399 |
Manufacturing | 251,044 |  |  | 191,005 |
Plastics | 162,565 |  |  | 99,767 |
Corporate | 57,445 |  |  | 54,183 |
Total | $ | 2,754,830 |  |  | $ | 2,578,354 |

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- Definition Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -URI http://asc.fasb.org/extlink&oid=123359005&loc=d3e8736-108599 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 25 -URI http://asc.fasb.org/extlink&oid=123359005&loc=d3e8813-108599 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -URI http://asc.fasb.org/extlink&oid=123359005&loc=d3e8906-108599 + Details
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