Financial Instruments (Narrative) (Details) |
12 Months Ended |
---|---|
Dec. 31, 2019 | |
Minimum [Member] | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | |
Period in which the interest rate will reset | 30 days |
Maximum [Member] | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | |
Period in which the interest rate will reset | 60 days |