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LONG-TERM DEBT (Details) $ in Thousands |  |  |  | 3 Months Ended |  |  |  |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Dec. 23, 2022 USD ($) | Jul. 22, 2021 USD ($) | Apr. 10, 2019 USD ($) | Mar. 31, 2023 USD ($) derivative | Mar. 31, 2022 USD ($) | Dec. 31, 2022 USD ($) | Nov. 07, 2022 USD ($) | Sep. 05, 2022 USD ($) | Jun. 15, 2022 USD ($) | May 05, 2022 | Mar. 26, 2020 USD ($) | Dec. 31, 2016 USD ($) | Jul. 01, 2016 USD ($)
Long-term debt |  |  |  |  |  |  |  |  |  |  |  |  |
Outstanding borrowings |  |  |  | $ 512,788 |  | $ 467,248 |  |  |  |  |  |  |
Current portion of customer receivable credit facility |  |  |  | 6,574 |  | $ 6,073 |  |  |  |  |  |  |
Revolving credit facility - borrowings |  |  |  | $ 57,553 | $ 36,500 |  |  |  |  |  |  |  |
Alaska credit facility | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of adjustment to applicable interest rate | 0.10% |  |  |  |  |  |  |  |  |  |  |  |
One Communications Debt | Minimum | LIBOR |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  |  |  |  |  |  |  |
Basis spread on variable rate (as a percent) |  |  |  | 2.50% |  |  |  |  |  |  |  |  |
One Communications Debt | Maximum | LIBOR |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  |  |  |  |  |  |  |
Basis spread on variable rate (as a percent) |  |  |  | 2.75% |  |  |  |  |  |  |  |  |
GTT Credit Facility |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  |  |  |  |  |  |  |
Stated interest rate |  |  |  | 7.50% |  |  |  |  |  |  |  |  |
GTT Term Loan Facility |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  |  |  |  |  |  |  |
Maximum borrowing capacity |  |  |  |  |  |  |  | $ 2,900 |  |  |  |  |
Debt instrument term |  |  |  | 5 years |  |  |  |  |  |  |  |  |
Borrowings outstanding |  |  |  | $ 0 |  |  |  |  |  |  |  |  |
GTT Overdraft Facility |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  |  |  |  |  |  |  |
Maximum borrowing capacity |  |  |  |  |  |  |  | $ 5,700 |  |  |  |  |
Borrowings outstanding |  |  |  | 3,600 |  |  |  |  |  |  |  |  |
Viya Debt |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  |  |  |  |  |  |  |
Term loan assumed |  |  |  |  |  |  |  |  |  |  |  |  | $ 60,000
Net leverage ratio |  |  |  |  |  |  |  |  |  | 7.0 |  |  | 3.5
Stated interest rate |  |  |  |  |  |  |  |  |  |  |  | 4.00% | 4.00%
Financing costs |  |  |  |  |  |  |  |  |  |  |  | $ 900 |
Outstanding debt |  |  |  | 60,000 |  |  |  |  |  |  |  |  |
Unamortized financing costs |  |  |  | 300 |  |  |  |  |  |  |  |  |
Revolver loan | Credit facility |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  |  |  |  |  |  |  |
Maximum borrowing capacity |  |  | $ 200,000 |  |  |  |  |  |  |  |  |  |
Remaining borrowing capacity |  |  |  | 54,000 |  |  |  |  |  |  |  |  |
Net leverage ratio, if qualifying event |  |  | 3.25 |  |  |  |  |  |  |  |  |  |
Borrowings outstanding |  |  |  | 122,000 |  |  |  |  |  |  |  |  |
Revolver loan | Credit facility | Minimum |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  |  |  |  |  |  |  |
Commitment fee (as a percent) |  |  | 0.15% |  |  |  |  |  |  |  |  |  |
Net leverage ratio |  |  | 1.75 |  |  |  |  |  |  |  |  |  |
Revolver loan | Credit facility | Minimum | LIBOR |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  |  |  |  |  |  |  |
Basis spread on variable rate (as a percent) |  |  | 1.25% |  |  |  |  |  |  |  |  |  |
Revolver loan | Credit facility | Minimum | Base rate |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  |  |  |  |  |  |  |
Basis spread on variable rate (as a percent) |  |  | 0.25% |  |  |  |  |  |  |  |  |  |
Revolver loan | Credit facility | Maximum |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  |  |  |  |  |  |  |
Commitment fee (as a percent) |  |  | 0.375% |  |  |  |  |  |  |  |  |  |
Net leverage ratio |  |  | 2.75 |  |  |  |  |  |  |  |  |  |
Revolver loan | Credit facility | Maximum | LIBOR |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  |  |  |  |  |  |  |
Basis spread on variable rate (as a percent) |  |  | 2.25% |  |  |  |  |  |  |  |  |  |
Revolver loan | Credit facility | Maximum | Base rate |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  |  |  |  |  |  |  |
Basis spread on variable rate (as a percent) |  |  | 1.25% |  |  |  |  |  |  |  |  |  |
Letter of credit sub-facility |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowings outstanding |  |  |  | 4,200 |  |  |  |  |  |  |  |  |
Letter of credit sub-facility | Credit facility |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  |  |  |  |  |  |  |
Maximum borrowing capacity |  |  | $ 75,000 |  |  |  |  |  |  |  |  |  |
Performance letters of credit issued and outstanding |  |  |  | 24,000 |  |  |  |  |  |  |  |  |
Swingline sub-facility | Credit facility |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  |  |  |  |  |  |  |
Maximum borrowing capacity |  |  | $ 10,000 |  |  |  |  |  |  |  |  |  |
Base rate before one-week or one-month LIBOR (as a percent) |  |  | 1.00% |  |  |  |  |  |  |  |  |  |
Swingline sub-facility | Credit facility | Federal Funds Effective Rate |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  |  |  |  |  |  |  |
Basis spread on variable rate (as a percent) |  |  | 0.50% |  |  |  |  |  |  |  |  |  |
Term loans | Credit facility |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  |  |  |  |  |  |  |
Maximum borrowing capacity |  |  | $ 200,000 |  |  |  |  |  |  |  |  |  |
Senior secured delayed draw term loan | Receivable credit facility |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  |  |  |  |  |  |  |
Maximum borrowing capacity |  |  |  |  |  |  |  |  |  |  | $ 75,000 |  |
Remaining borrowing capacity |  |  |  | 18,000 |  |  |  |  |  |  |  |  |
Current portion of customer receivable credit facility |  |  |  | 6,600 |  |  |  |  |  |  |  |  |
Financing costs |  |  |  | 800 |  |  |  |  |  |  |  |  |
Borrowings outstanding |  |  |  | 48,700 |  |  |  |  |  |  |  |  |
Unamortized financing costs |  |  |  | 600 |  |  |  |  |  |  |  |  |
Senior secured delayed draw term loan | Sacred Wind Term Debt |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  |  |  |  |  |  |  |
Outstanding borrowings |  |  |  | 30,600 |  |  | $ 31,600 |  |  |  |  |  |
Current portion of customer receivable credit facility |  |  |  | 3,200 |  |  |  |  |  |  |  |  |
Non-current portion of customer receivable credit facility |  |  |  | $ 27,400 |  |  |  |  |  |  |  |  |
Interest rate swap | Credit facility |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  |  |  |  |  |  |  |
Number of derivative instruments | derivative |  |  |  | 0 |  |  |  |  |  |  |  |  |
Alaska communications | Alaska credit facility |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  |  |  |  |  |  |  |
Fixed charge coverage ratio |  | 1.25 |  |  |  |  |  |  |  |  |  |  |
Net total leverage ratio |  | 4.00 |  |  |  |  |  |  |  |  |  |  |
Financing costs |  |  |  | $ 7,300 |  |  |  |  |  |  |  |  |
Unamortized financing costs |  |  |  | 5,000 |  |  |  |  |  |  |  |  |
Consolidated EBITDA |  | 12 months |  |  |  |  |  |  |  |  |  |  |
Alaska communications | Alaska credit facility | Base rate |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  |  |  |  |  |  |  |
Basis spread on variable rate (as a percent) |  | 1.00% |  |  |  |  |  |  |  |  |  |  |
Alaska communications | Alaska credit facility | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of adjustment to applicable interest rate |  | 0.10% |  |  |  |  |  |  |  |  |  |  |
Alaska communications | Alaska credit facility | Minimum | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  |  |  |  |  |  |  |
Basis spread on variable rate (as a percent) |  | 3.00% |  |  |  |  |  |  |  |  |  |  |
Alaska communications | Alaska credit facility | Maximum | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  |  |  |  |  |  |  |
Basis spread on variable rate (as a percent) |  | 4.00% |  |  |  |  |  |  |  |  |  |  |
Alaska communications | Revolver loan | Alaska credit facility |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  |  |  |  |  |  |  |
Maximum borrowing capacity | $ 75,000 | $ 35,000 |  |  |  |  |  |  |  |  |  |  |
Revolving credit facility - borrowings |  |  |  | 17,000 |  |  |  |  |  |  |  |  |
Borrowings available to draw |  |  |  | 58,000 |  |  |  |  |  |  |  |  |
Alaska communications | Term loans | Alaska credit facility |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  |  |  |  |  |  |  |
Outstanding borrowings | $ 230,000 | 210,000 |  |  |  |  |  |  |  |  |  |  |
Borrowings outstanding |  |  |  | 230,000 |  |  |  |  |  |  |  |  |
Alaska communications | Secured delayed draw term loan | Alaska Term Facility |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  |  |  |  |  |  |  |
Maximum borrowing capacity |  |  |  |  |  |  |  |  | $ 7,500 |  |  |  |
Remaining borrowing capacity |  |  |  | 0 |  |  |  |  |  |  |  |  |
Outstanding borrowings |  |  |  | $ 7,100 |  |  |  |  |  |  |  |  |
Stated interest rate |  |  |  |  |  |  |  |  | 4.00% |  |  |  |
Alaska communications | Incremental term loans | Alaska credit facility | Minimum |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  |  |  |  |  |  |  |
Maximum borrowing capacity |  | $ 70,000 |  |  |  |  |  |  |  |  |  |  |
Alaska communications | Designated as cash flow hedges | Interest rate swap |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  |  |  |  |  |  |  |
Interest rate (as a percent) |  | 1.6735% |  |  |  |  |  |  |  |  |  |  |
Number of derivative instruments | derivative |  |  |  | 0 |  |  |  |  |  |  |  |  |
Period of fourth quarter of 2023 To third quarter 2024 | Alaska communications | Alaska credit facility |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  |  |  |  |  |  |  |
Periodic payment, principal |  | $ 1,400 |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, From Fourth Quarter of 2024 To Third Quarter of 2026 | Alaska communications | Alaska credit facility |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  |  |  |  |  |  |  |
Periodic payment, principal |  | $ 2,900 |  |  |  |  |  |  |  |  |  |  |
Period of second quarter of 2024 | Alaska communications | Alaska credit facility |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  |  |  |  |  |  |  |
Net total leverage ratio |  | 3.75 |  |  |  |  |  |  |  |  |  |  |

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- Definition The cash inflow from a contractual arrangement with the lender, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with maturities due beyond one year or the operating cycle, if longer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3255-108585 + Details
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