|
Financing Arrangement (Line of Credit Facility) (Details) (USD $)
In Millions, unless otherwise specified |
1 Months Ended | 60 Months Ended |
|---|---|---|
|
Aug. 30, 2012
|
Mar. 19, 2020
|
|
| Line of Credit Facility [Line Items] | ||
| Line of Credit Facility, Initiation Date | Mar. 19, 2015 | |
| Line of Credit Facility, Expiration Date | Feb. 29, 2016 | Mar. 19, 2020 |
| Revolving Credit Facility [Member] | ||
| Line of Credit Facility [Line Items] | ||
| Line of Credit Facility, Maximum Borrowing Capacity | 500 | 500 |
| Option To Request Additional Commitments On Credit Facility | 250 | |
| Debt Instrument, Fee Amount | 2 | |
| LineofCreditFacilityTerm1 | 5 years |