⁽²⁾

^{The weighted-average interest rate on total debt (including unamortized debt issuance costs and commitment fees) was 4.2% for 2019, 4.3% for 2018 and 3.7% for 2017. The estimated fair value of total debt was $339.4 million as of December 31, 2019 and $228.6 million as of December 31, 2018. The fair value of debt was estimated by discounting the future cash flows using rates currently available for debt of similar terms and maturity, which is a Level 2 measurement. Refer to Note 13 – Fair Value Measurements.}

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.

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Present value of lessee's discounted obligation for lease payments from finance lease.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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