XML 41 R28.htm IDEA: XBRL DOCUMENT v3.4.0.3
Short-term Borrowings (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Lines Of Credit Facility    
Established lines of credit $ 60.0  
Established lines of credit, amount outstanding $ 2.0  
Weighted average interest rate at period end 1.41%  
Average Daily Amounts Outstanding $ 3.0 $ 17.9
Weighted Average Interest Rates 1.41% 1.17%