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DEBT (Tables) | 12 Months Ended
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Dec. 31, 2018
DEBT [Abstract] |
Schedule of Long-term debt | Long-term debt consists of:
|  | December 31, |
In thousands |  | 2018 |  |  | 2017 |
First mortgage bonds |  |  |  |  |  |
Series P, 6.58%, due January 31, 2018 |  | $ | — |  |  | $ | 25,000 |
Series R, 5.96%, due December 31, 2028 |  |  | 25,000 |  |  |  | 25,000 |
Series S, 4.45%, due December 31, 2033 |  |  | 9,000 |  |  |  | 9,600 |
Series T, 4.24%, due December 20, 2036 |  |  | 40,000 |  |  |  | 40,000 |
Series U, 4.71%, due January 31, 2038 |  |  | 25,000 |  |  |  | — |
|  |  | 99,000 |  |  |  | 99,600 |
State revolving fund loans |  |  |  |  |  |  |  |
4.48%, due August 1, 2021 |  |  | 912 |  |  |  | 1,190 |
3.57%, due September 1, 2023 |  |  | 473 |  |  |  | 558 |
3.64%, due May 1, 2025 |  |  | 904 |  |  |  | 1,025 |
3.41%, due February 1, 2031 |  |  | 2,177 |  |  |  | 2,315 |
3.40%, due July 1, 2032 |  |  | 2,121 |  |  |  | 2,243 |
|  |  | 6,587 |  |  |  | 7,331 |
Notes Payable |  |  |  |  |  |  |  |
Promissory Note |  |  | 12,000 |  |  |  | — |
Sub-total |  |  | 117,587 |  |  |  | 106,931 |
Less: current maturities (principal amount) |  |  | 1,725 |  |  |  | 1,344 |
Total long-term debt |  | $ | 115,862 |  |  | $ | 105,587 |
Future Minimum Payments | Payments of principal amounts due during the next five years and thereafter:
In thousands |  | 2019 |  |  | 2020 |  |  | 2021 |  |  | 2022 |  |  | 2023 |  |  | Thereafter |
First Mortgage bonds |  | $ | 600 |  |  | $ | 600 |  |  | $ | 600 |  |  | $ | 600 |  |  | $ | 600 |  |  | $ | 96,000 |
State revolving fund loans |  |  | 773 |  |  |  | 801 |  |  |  | 832 |  |  |  | 533 |  |  |  | 552 |  |  |  | 3,096 |
Promissory note |  |  | 352 |  |  |  | 369 |  |  |  | 391 |  |  |  | 411 |  |  |  | 432 |  |  |  | 10,045 |
Total payments |  | $ | 1,725 |  |  | $ | 1,770 |  |  | $ | 1,823 |  |  | $ | 1,544 |  |  | $ | 1,584 |  |  | $ | 109,141 |

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- Definition Tabular disclosure of long-debt instruments or arrangements, including identification, terms, features, collateral requirements and other information necessary to a fair presentation. These are debt arrangements that originally required repayment more than twelve months after issuance or greater than the normal operating cycle of the entity, if longer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 1A -URI http://asc.fasb.org/extlink&oid=114775744&loc=d3e28541-108399 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21506-112644 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(e),(f)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=114775744&loc=d3e28551-108399 Reference 6: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21521-112644 Reference 7: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21538-112644 Reference 8: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=75038535&loc=d3e64711-112823 Reference 9: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400 Reference 10: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21475-112644 + Details
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- Definition Tabular disclosure of the combined aggregate amount of maturities and sinking fund requirements for all long-term borrowings for each of the five years following the date of the latest balance sheet date presented. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601 + Details
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