NOTES TO CONSOLIDATED FINANCIAL STATEMENTS - Continued Unum Group and Subsidiaries Note 2 - Fair Values of Financial Instruments - Continued The following table presents the carrying amounts and estimated fair values of our financial instruments not measured at fair value and indicates the level in the fair value hierarchy of the estimated fair value measurement based on the observability of the inputs used: 134 December 31, 2019 Estimated Fair Value Level 1 Level 2 Level 3 Total Carrying Value (in millions of dollars) Assets Mortgage Loans $ —  $ 2,556.3  $ —  $ 2,556.3  $ 2,397.0  Policy Loans —  —  3,911.4  3,911.4  3,779.5  Other Long-term Investments Miscellaneous Long-term Investments —  18.5  58.4  76.9  76.9  Total Financial Instrument Assets Not Carried at Fair Value $ —  $ 2,574.8  $ 3,969.8  $ 6,544.6  $ 6,253.4  Liabilities Long-term Debt $ 1,712.8  $ 1,526.2  $ —  $ 3,239.0  $ 2,926.9  Other Liabilities Unfunded Commitments —  1.9  —  1.9  1.9  Total Financial Instrument Liabilities Not Carried at Fair Value $ 1,712.8  $ 1,528.1  $ —  $ 3,240.9  $ 2,928.8 