XML 90 R71.htm IDEA: XBRL DOCUMENT
v3.3.1.900

Employees' Benefit Plans (Details) | Dec. 31, 2015 | Dec. 31, 2014
--- | --- | ---
Defined Benefit Plan, Funded Percentage | 91.47% | 94.17%

X
- Definition Plan assets of a defined benefit plan, as a percentage of projected benefit obligation. + References No definition available. + Details
Name: | us-gaap_DefinedBenefitPlanFundedPercentage
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant