XML 40 R30.htm IDEA: XBRL DOCUMENT
v3.23.1

Short-Term and Long-Term Borrowings (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2023
Debt Disclosure [Abstract] |
Schedule of Line of Credit Facilities | The following is a summary of our lines of credit as of March 31, 2023 and December 31, 2022:
|  |  | March 31, 2023 |  | December 31, 2022
(in thousands) | Borrowing Limit |  | Amount Outstanding |  | Letters of Credit |  | Amount Available |  | Amount Available
OTC Credit Agreement | $ | 170,000 |  |  | $ | — |  |  | $ | — |  |  | $ | 170,000 |  |  | $ | 170,000 |
OTP Credit Agreement | 170,000 |  |  | 60,854 |  |  | 9,573 |  |  | 99,573 |  |  | 152,223 |
Total | $ | 340,000 |  |  | $ | 60,854 |  |  | $ | 9,573 |  |  | $ | 269,573 |  |  | $ | 322,223 |
Schedule of Debt | The following is a summary of outstanding long-term debt by borrower as of March 31, 2023 and December 31, 2022:
|  |  |  |  |  |  |  | (in thousands)
Borrower |  | Debt Instrument |  | Rate |  | Maturity |  | March 31, 2023 |  | December 31, 2022
OTC |  | Guaranteed Senior Notes |  | 3.55% |  | 12/15/26 |  | $ | 80,000 |  |  | $ | 80,000 |
OTP |  | Series 2007C Senior Unsecured Notes |  | 6.37% |  | 08/02/27 |  | 42,000 |  |  | 42,000 |
OTP |  | Series 2013A Senior Unsecured Notes |  | 4.68% |  | 02/27/29 |  | 60,000 |  |  | 60,000 |
OTP |  | Series 2019A Senior Unsecured Notes |  | 3.07% |  | 10/10/29 |  | 10,000 |  |  | 10,000 |
OTP |  | Series 2020A Senior Unsecured Notes |  | 3.22% |  | 02/25/30 |  | 10,000 |  |  | 10,000 |
OTP |  | Series 2020B Senior Unsecured Notes |  | 3.22% |  | 08/20/30 |  | 40,000 |  |  | 40,000 |
OTP |  | Series 2021A Senior Unsecured Notes |  | 2.74% |  | 11/29/31 |  | 40,000 |  |  | 40,000 |
OTP |  | Series 2007D Senior Unsecured Notes |  | 6.47% |  | 08/20/37 |  | 50,000 |  |  | 50,000 |
OTP |  | Series 2019B Senior Unsecured Notes |  | 3.52% |  | 10/10/39 |  | 26,000 |  |  | 26,000 |
OTP |  | Series 2020C Senior Unsecured Notes |  | 3.62% |  | 02/25/40 |  | 10,000 |  |  | 10,000 |
OTP |  | Series 2013B Senior Unsecured Notes |  | 5.47% |  | 02/27/44 |  | 90,000 |  |  | 90,000 |
OTP |  | Series 2018A Senior Unsecured Notes |  | 4.07% |  | 02/07/48 |  | 100,000 |  |  | 100,000 |
OTP |  | Series 2019C Senior Unsecured Notes |  | 3.82% |  | 10/10/49 |  | 64,000 |  |  | 64,000 |
OTP |  | Series 2020D Senior Unsecured Notes |  | 3.92% |  | 02/25/50 |  | 15,000 |  |  | 15,000 |
OTP |  | Series 2021B Senior Unsecured Notes |  | 3.69% |  | 11/29/51 |  | 100,000 |  |  | 100,000 |
OTP |  | Series 2022A Senior Unsecured Notes |  | 3.77% |  | 05/20/52 |  | 90,000 |  |  | 90,000 |
Total |  |  |  |  |  |  |  | $ | 827,000 |  |  | $ | 827,000 |
Less: | Unamortized Long-Term Debt Issuance Costs |  |  |  |  |  | 3,118 |  |  | 3,179 |
Total Long-Term Debt, Net of Unamortized Debt Issuance Costs |  |  |  | $ | 823,882 |  |  | $ | 823,821 |

X
- References No definition available. + Details
Name: | us-gaap_DebtDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements, including but not limited to identification of terms, features, collateral requirements and other information necessary to a fair presentation. + References No definition available. + Details
Name: | us-gaap_ScheduleOfDebtTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of short-term or long-term contractual arrangements with lenders, including letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. + 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 210.5-02.19(b),22(b)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_ScheduleOfLineOfCreditFacilitiesTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration