Annual report pursuant to Section 13 and 15(d)

Derivatives And Fair Value (Effect Of Derivative Instruments On The Condensed Consolidated Statements Of Operations) (Details)

v3.6.0.2
Derivatives And Fair Value (Effect Of Derivative Instruments On The Condensed Consolidated Statements Of Operations) (Details)
$ in Thousands
12 Months Ended
Dec. 31, 2016
USD ($)
Not Designated as Hedging Instrument [Member] | Commodity Contract [Member] | Other, net [Member]  
Derivative Instruments, Gain (Loss) [Line Items]  
Derivative, Gain (Loss) on Derivative, Net $ (1,711)