Employee Benefit Plans Future Benefit Payments Table (Details) $ in Thousands	Dec. 31, 2015 USD ($)
Pension Plans, Defined Benefit [Member]
Defined Benefit Plan Disclosure [Line Items]
Expected Future Benefit Payments, Next Twelve Months	$ 1,490
Expected Future Benefit Payments, Year Two	1,510
Expected Future Benefit Payments, Year Three	1,580
Expected Future Benefit Payments, Year Four	1,640
Expected Future Benefit Payments, Year Five	1,680
Expected Future Benefit Payments, Five Fiscal Years Thereafter	9,420
Other Postretirement Benefit Plans, Defined Benefit [Member]
Defined Benefit Plan Disclosure [Line Items]
Expected Future Benefit Payments, Next Twelve Months	50
Expected Future Benefit Payments, Year Two	40
Expected Future Benefit Payments, Year Three	40
Expected Future Benefit Payments, Year Four	40
Expected Future Benefit Payments, Year Five	30
Expected Future Benefit Payments, Five Fiscal Years Thereafter	$ 130