Financial Derivatives - Schedule of Credit Exposure to Interest Rate Swap Counterparties (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Derivative [Line Items]
Liabilities derivatives interest rate swaps	$ 53,795	$ 27,042
Gross Amount Recognized | Including Accrued Interest
Derivative [Line Items]
Assets derivatives interest rate swaps	118,349	56,139
Liabilities derivatives interest rate swaps	780,184	305,584
Counterparty Netting | Including Accrued Interest
Derivative [Line Items]
Assets derivatives interest rate swaps	116,517	53,771
Liabilities derivatives interest rate swaps	776,764	291,326
Net Amount Presented in the Consolidated Balance Sheet | Including Accrued Interest
Derivative [Line Items]
Assets derivatives interest rate swaps	1,832	2,368
Liabilities derivatives interest rate swaps	$ 3,420	$ 14,258