XML 145 R124.htm IDEA: XBRL DOCUMENT v3.8.0.1
PENSIONS - Assumptions Used (Details)
12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Weighted average assumptions used in calculating benefit obligation:    
Rate of compensation increase 2.32% 2.38%
Weighted average assumptions used in calculating net periodic benefit cost:    
Rate of compensation increase 2.38% 2.07%
Pensions    
Weighted average assumptions used in calculating benefit obligation:    
Discount rate 3.40% 3.87%
Weighted average assumptions used in calculating net periodic benefit cost:    
Discount rate 3.87% 4.34%
Expected return on plan assets 6.75% 6.75%