XML 92 R78.htm IDEA: XBRL DOCUMENT v3.3.1.900
Note 14 - Weighted-average Assumptions Used to Determine Net Periodic Pension (Benefit) Cost (Details)
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Discount rate 3.99% 5.01% 4.14%
Expected long-term rate of return on plan assets 6.75% 6.88% 6.95%
Rate of compensation increase (1) [1]
[1] No compensation increase was assumed as the plans were frozen effective December 31, 2008.