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Long-Term Debt, net - Annual loan principal payments (Details) - USD ($) $ in Thousands | Jun. 30, 2021 | Dec. 31, 2020
--- | --- | ---
Disclosure of detailed information about borrowings [line items] |  |
Loan Balance | $ 34,250 | $ 37,000
CiT Bank N.A. loan facility [member] |  |
Disclosure of detailed information about borrowings [line items] |  |
Loan Balance | 34,250 |
Later than one year and not later than two years [member] | CiT Bank N.A. loan facility [member] |  |
Disclosure of detailed information about borrowings [line items] |  |
Loan Balance | 5,000 |
Later than two year and not later than three years [member] | CiT Bank N.A. loan facility [member] |  |
Disclosure of detailed information about borrowings [line items] |  |
Loan Balance | 5,000 |
Later than three year and not later than four years [member] | CiT Bank N.A. loan facility [member] |  |
Disclosure of detailed information about borrowings [line items] |  |
Loan Balance | 5,000 |
Later than four year and not later than five years [member] | CiT Bank N.A. loan facility [member] |  |
Disclosure of detailed information about borrowings [line items] |  |
Loan Balance | 5,000 |
Later than five year and not later than six years [member] | CiT Bank N.A. loan facility [member] |  |
Disclosure of detailed information about borrowings [line items] |  |
Loan Balance | $ 14,250 |

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- Definition Amount of long-term debt, before deduction of unamortized (discount) premium and debt issuance costs. + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table. + References No definition available. + Details
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- Details
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- Details
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- Details
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- Details
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Balance Type: |
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- Details
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Balance Type: |
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- Details
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