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v3.21.2

Leases - Narrative (Details) $ in Thousands | 3 Months Ended | 6 Months Ended |  |
--- | --- | --- | --- | ---
Jun. 30, 2021 USD ($) | Mar. 31, 2021 hub | Jun. 30, 2020 USD ($) | Jun. 30, 2021 USD ($) | Jun. 30, 2020 USD ($) | Dec. 31, 2020 USD ($) | Mar. 31, 2018 hub
Lessee, Lease, Description [Line Items] |  |  |  |  |  |  |
Operating lease expense | $ 927 |  | $ 991 | $ 1,904 | $ 2,253 |  |
Short-term lease costs | 58 |  | 62 | 115 | 123 |  |
Sublease income | 33 |  | 33 | 67 | 67 |  |
Finance lease term |  |  |  |  |  |  | 5 years
Number of satellite hubs leased | hub |  |  |  |  |  |  | 3
Number of satellite hubs disposed | hub |  | 2 |  |  |  |  |
Finance lease, gross cost | 117,683 |  |  | 117,683 |  | $ 114,265 |
Finance lease, accumulated depreciation | 58,581 |  |  | $ 58,581 |  | $ 57,992 |
Leased assets, useful life |  |  |  | 5 years |  |  |
Capital asset depreciation expense | 46 |  | 46 | $ 91 | 91 |  |
Net investment in lease, current | 3,924 |  |  | 3,924 |  |  |
Net investment in lease, noncurrent | 7,186 |  |  | 7,186 |  |  |
Sales-type lease, interest income | $ 221 |  | $ 203 | $ 452 | $ 400 |  |
Lessor, operating lease, term of contract | 3 years |  |  | 3 years |  |  |
Lessor, operating lease, gross costs | $ 672 |  |  | $ 672 |  |  |
Lessor, operating lease, accumulated depreciation | 45 |  |  | $ 45 |  |  |
Lessor, operating lease, useful life |  |  |  | 5 years |  |  |
Depreciation expense | 31 |  |  | $ 45 |  |  |
Lease revenue | 49 |  |  | 73 |  |  |
Assets Held Under Finance Leases |  |  |  |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |  |  |  |
Finance lease, gross cost | 1,268 |  |  | 1,268 |  |  |
Finance lease, accumulated depreciation | $ 619 |  |  | $ 619 |  |  |
Leased assets, useful life |  |  |  | 7 years |  |  |
Minimum |  |  |  |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |  |  |  |
Sales-type leases, term of contracts | 3 years |  |  | 3 years |  |  |
Maximum |  |  |  |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |  |  |  |
Sales-type leases, term of contracts | 5 years |  |  | 5 years |  |  |

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