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LEASES (Tables) | 12 Months Ended
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Dec. 31, 2021
Operating Leases |
Schedule of components of lease | The components of lease expense are as follows: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
(000’s omitted) |  | 2021 | ​ | 2020 | ​ | 2019
Operating lease cost | ​ | $ | 8,397 | ​ | $ | 9,000 | ​ | $ | 8,724
Variable lease cost | ​ |  | 50 | ​ | ​ | 53 | ​ | ​ | 18
Short-term lease cost (1) | ​ |  | 148 | ​ | ​ | 369 | ​ | ​ | 240
Total lease cost | ​ | $ | 8,595 | ​ | $ | 9,422 | ​ | $ | 8,982
​
(1) | Short-term lease cost includes the cost of leases with terms of twelve months or less, excluding leases with terms of one month or less.
Schedule of supplemental Cash Flow Information Related to Leases | Supplemental cash flow information related to leases is as follows: ​
​ | ​ | ​ | ​ | ​ | ​ | ​
(000’s omitted) |  | 2021 |  | 2020
Cash paid for amounts included in the measurement of lease liabilities: |  | ​ |  | ​ | ​ | ​
Operating cash outflows for operating leases | ​ | $ | 8,203 | ​ | $ | 8,478
​ | ​ | ​ | ​ | ​ | ​ | ​
Right-of-use assets obtained in exchange for lease obligations: | ​ |  | ​ | ​ | ​ | ​
Operating leases | ​ |  | 5,344 | ​ | ​ | 3,519
​
Schedule of supplemental Balance Sheet Information Related to Leases | Supplemental balance sheet information related to leases is as follows: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
(000’s omitted, except lease term and discount rate) |  | 2021 |  | 2020 | ​
Operating leases |  | ​ |  | ​ | ​ | ​ | ​
Operating lease right-of-use assets | ​ | $ | 31,754 | ​ | $ | 34,908 | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Operating lease liabilities | ​ |  | 32,833 | ​ | ​ | 35,857 | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Weighted average remaining lease term | ​ |  | ​ | ​ | ​ | ​ | ​
Operating leases | ​ |  | 5.4 years | ​ | ​ | 6.1 years | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Weighted average discount rate | ​ |  | ​ | ​ | ​ | ​ | ​
Operating leases | ​ |  | 2.62 | % | ​ | 2.82 | %
​
Schedule of maturities of Lease Liabilities | Maturities of lease liabilities as of December 31, 2021 are as follows: ​
​ | ​ | ​ | ​
(000’s omitted) |  | Operating Leases
2022 | ​ | $ | 8,729
2023 | ​ |  | 7,640
2024 | ​ |  | 5,920
2025 | ​ |  | 4,401
2026 | ​ |  | 3,062
Thereafter | ​ |  | 5,846
Total lease payments | ​ |  | 35,598
Less imputed interest | ​ |  | (2,765)
Total | ​ | $ | 32,833
​ Maturities of lease liabilities as of December 31, 2020 are as follows: ​
​ | ​ | ​ | ​
(000’s omitted) |  | Operating Leases
2021 | ​ | $ | 8,697
2022 | ​ |  | 7,505
2023 | ​ |  | 6,336
2024 | ​ |  | 4,973
2025 | ​ |  | 3,688
Thereafter | ​ |  | 8,222
Total lease payments | ​ |  | 39,421
Less imputed interest | ​ |  | (3,564)
Total | ​ | $ | 35,857
​
706 North Clinton [Member] |
Operating Leases |
Schedule of maturities of Lease Liabilities | The maturities of the Company’s related party lease liabilities as of December 31, 2021 are as follows: ​
​ | ​ | ​ | ​
(000’s omitted) |  | 706 North Clinton, LLC
2022 | ​ | $ | 591
2023 | ​ |  | 591
2024 | ​ |  | 591
2025 | ​ |  | 605
2026 | ​ |  | 614
Thereafter | ​ |  | 1,727
Total lease payments | ​ |  | 4,719
Less imputed interest | ​ |  | (633)
Total | ​ | $ | 4,086
​ The maturities of the Company’s related party lease liabilities as of December 31, 2020 are as follows: ​
​ | ​ | ​ | ​
(000’s omitted) | ​ | 706 North Clinton, LLC
2021 |  | $ | 591
2022 |  | ​ | 591
2023 | ​ | ​ | 591
2024 | ​ | ​ | 591
2025 |  | ​ | 605
Thereafter |  | ​ | 2,341
Total lease payments |  | ​ | 5,310
Less imputed interest |  | ​ | (791)
Total | ​ | $ | 4,519

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- Definition Tabular disclosure of undiscounted cash flows of lessee's operating lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating lease liability recognized in statement of financial position. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918701-209980 + Details
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