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v3.20.2

Long-term Debt (Details) $ in Thousands | 9 Months Ended |
--- | --- | ---
Sep. 30, 2020 USD ($) | Dec. 31, 2019 USD ($)
Line of Credit Facility [Line Items] |  |
Current borrowing capacity | $ 500,000 |
Maximum borrowing capacity | $ 550,000 |
Percentage Of Subsidiary Stock Securing Debt | 0.65 |
Long-term debt | $ 369,400 | $ 269,400
Letters of Credit Outstanding, Amount | 1,000 |
Line of Credit Facility, Remaining Borrowing Capacity | $ 129,600 |
Applicable Margin Federal Funds Rate | 0.50% |
Applicable Margin 30 Day Libor | 2.00% |
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage | 0.25% |
Line of Credit Facility, Interest Rate During Period | 2.52% |
London Interbank Offered Rate (LIBOR) [Member] | Minimum [Member] |  |
Line of Credit Facility [Line Items] |  |
Debt Instrument, Basis Spread on Variable Rate | 1.50% |
London Interbank Offered Rate (LIBOR) [Member] | Maximum [Member] |  |
Line of Credit Facility [Line Items] |  |
Debt Instrument, Basis Spread on Variable Rate | 2.25% |
Base Rate [Member] | Minimum [Member] |  |
Line of Credit Facility [Line Items] |  |
Debt Instrument, Basis Spread on Variable Rate | 0.00% |
Base Rate [Member] | Maximum [Member] |  |
Line of Credit Facility [Line Items] |  |
Debt Instrument, Basis Spread on Variable Rate | 0.50% |

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- Definition Applicable margin to the federal funds rate for alternate base rate borrowings. + References No definition available. + Details
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- Definition Percentage of subsidiary stock securing debt per debt agreements. + References No definition available. + Details
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- Definition Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility. + 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 http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. + 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 210.5-02.22) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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