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Derivative Instruments - Cash Flow Hedges of Interest Rate Swaps (Details) - Cash Flow Hedging - Designated as Hedging Instrument $ in Millions | Mar. 31, 2020 USD ($) interest_rate_swap | Dec. 31, 2019 USD ($)
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Interest Rate Swap |  |
Derivative [Line Items] |  |
Number of interest rate swap agreements | interest_rate_swap | 2 |
Accrued and other liabilities | Interest Rate Swap, Effective 04/07/2016 |  |
Derivative [Line Items] |  |
Fixed Interest Rate (percent) | 3.14% |
Notional Amount | $ 59.1 |
Fair value of interest rate swap liability | $ (5.7) | $ (0.2)
Accrued and other liabilities | Interest Rate Swap, Effective 02/13/2020 |  |
Derivative [Line Items] |  |
Fixed Interest Rate (percent) | 1.35% |
Notional Amount | $ 50.0 |
Fair value of interest rate swap liability | $ (1.4) | $ 0.0

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