LONG-TERM DEBT - Equipment and Real Estate Loans (Details) $ in Millions	6 Months Ended
Jun. 30, 2022 USD ($) Lender	Dec. 31, 2021 USD ($)
LONG-TERM DEBT
Loan balance	$ 604.3	$ 594.5
Equipment and real estate term loans
LONG-TERM DEBT
Equipment with collateralizes term loans	$ 180.3
Weighted average interest rate on term loan	4.10%
Loan balance	$ 182.6	$ 169.0
Number of lenders \| Lender	16
Equipment and real estate term loans \| Minimum
LONG-TERM DEBT
Interest rate (as a percent)	2.60%
Equipment and real estate term loans \| Maximum
LONG-TERM DEBT
Interest rate (as a percent)	5.90%
Bank mortgage loan
LONG-TERM DEBT
Loan balance	$ 2.3

Represents equipment which collateralized term loans in an aggregate amount.

No definition available.

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- Definition

Number of lenders with whom the entity has term loans.

+ References

No definition available.

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- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 20
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- Definition

The average effective interest rate during the reporting period.

+ References

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-Publisher FASB
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Contractual interest rate for funds borrowed, under the debt agreement.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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