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v3.22.0.1

Subsequent Event - Additional Information (Details) - USD ($) $ in Millions |  |  | 12 Months Ended
--- | --- | --- | ---
Feb. 28, 2022 | Jul. 01, 2017 | Dec. 31, 2021
Minimum [Member] | Letter Of Credit [Member] |  |  |
Subsequent Event [Line Items] |  |  |
Commitment fee on unused commitments |  | 1.00% |
Maximum [Member] | Letter Of Credit [Member] |  |  |
Subsequent Event [Line Items] |  |  |
Commitment fee on unused commitments |  | 2.00% |
Credit Agreement [Member] |  |  |
Subsequent Event [Line Items] |  |  |
Term of credit agreement |  | 5 years |
Amount of credit agreement |  | $ 350 |
Credit agreement interest rate description |  |  | (i) LIBOR plus a specified margin based upon Hub’s total net leverage ratio (as defined in the Credit Agreement) (the "Total Net Leverage Ratio"), or (ii) the base rate (which is the highest of (a) the administrative agent's prime rate, (b) the federal funds rate plus 0.50% or (c) the sum of 1% plus one-month LIBOR) plus a specified margin based upon the Total Net Leverage Ratio.
Credit Agreement [Member] | Minimum [Member] |  |  |
Subsequent Event [Line Items] |  |  |
Commitment fee on unused commitments |  | 0.10% |
Credit Agreement [Member] | Maximum [Member] |  |  |
Subsequent Event [Line Items] |  |  |
Commitment fee on unused commitments |  | 0.25% |
Credit Agreement [Member] | Federal Funds Rate [Member] |  |  |
Subsequent Event [Line Items] |  |  |
Interest rate under the credit agreement |  | 0.50% |
Credit Agreement [Member] | LIBOR rate [Member] |  |  |
Subsequent Event [Line Items] |  |  |
Interest rate under the credit agreement |  | 1.00% |
Description of variable rate basis |  |  | one-month LIBOR
Credit Agreement [Member] | Base Rate [Member] |  |  |
Subsequent Event [Line Items] |  |  |
Interest rate under the credit agreement |  | 1.00% |
Subsequent Event [Member] | Minimum [Member] | Letter Of Credit [Member] |  |  |
Subsequent Event [Line Items] |  |  |
Commitment fee on unused commitments | 1.00% |  |
Subsequent Event [Member] | Maximum [Member] | Letter Of Credit [Member] |  |  |
Subsequent Event [Line Items] |  |  |
Commitment fee on unused commitments | 1.75% |  |
Subsequent Event [Member] | Base Rate [Member] | Minimum [Member] |  |  |
Subsequent Event [Line Items] |  |  |
Commitment fee on unused commitments | 0.10% |  |
Subsequent Event [Member] | Base Rate [Member] | Maximum [Member] |  |  |
Subsequent Event [Line Items] |  |  |
Commitment fee on unused commitments | 0.25% |  |
Subsequent Event [Member] | Credit Agreement [Member] |  |  |
Subsequent Event [Line Items] |  |  |
Term of credit agreement | 5 years |  |
Amount of credit agreement | $ 350 |  |
Credit agreement interest rate description | (i) the secured overnight financing rate (published by the Federal Reserve Bank of New York, “SOFR”), plus a specified margin based on the term of such borrowing, plus a specified margin based upon Hub’s total net leverage ratio (as defined in the Credit Agreement) (the "Total Net Leverage Ratio"), or (ii) the base rate (which is the highest of (a) the administrative agent's prime rate, (b) the federal funds rate plus 0.50% or (c) the sum of 1% and one-month SOFR) plus a specified margin based upon the Total Net Leverage Ratio. |  |
Subsequent Event [Member] | Credit Agreement [Member] | Federal Funds Rate [Member] |  |  |
Subsequent Event [Line Items] |  |  |
Interest rate under the credit agreement | 0.50% |  |
Subsequent Event [Member] | Credit Agreement [Member] | Secured Overnight Financing Rate [Member] |  |  |
Subsequent Event [Line Items] |  |  |
Interest rate under the credit agreement | 1.00% |  |
Description of variable rate basis | one-month SOFR |  |
Subsequent Event [Member] | Credit Agreement [Member] | Secured Overnight Financing Rate [Member] | Minimum [Member] |  |  |
Subsequent Event [Line Items] |  |  |
Interest rate under the credit agreement | 1.00% |  |
Subsequent Event [Member] | Credit Agreement [Member] | Secured Overnight Financing Rate [Member] | Maximum [Member] |  |  |
Subsequent Event [Line Items] |  |  |
Interest rate under the credit agreement | 1.75% |  |
Subsequent Event [Member] | Credit Agreement [Member] | Base Rate [Member] | Minimum [Member] |  |  |
Subsequent Event [Line Items] |  |  |
Interest rate under the credit agreement | 0.00% |  |
Subsequent Event [Member] | Credit Agreement [Member] | Base Rate [Member] | Maximum [Member] |  |  |
Subsequent Event [Line Items] |  |  |
Interest rate under the credit agreement | 0.75% |  |

X
- Definition Percentage points added to the reference rate to compute the variable rate on the debt instrument. + References No definition available. + Details
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- Definition Description of reference rate used for variable rate of debt instrument. + References No definition available. + Details
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X
- Definition Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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X
- Definition Description of interest rate for borrowing under credit facility. Includes, but is not limited to, terms and method for determining interest rate. + 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 Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the 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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Balance Type: | credit
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X
- Definition The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility. + References No definition available. + Details
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- Definition Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event. + 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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- Details
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