Quarterly report pursuant to Section 13 or 15(d)

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

v3.7.0.1
Derivatives And Fair Value (Effect Of Derivative Instruments On The Condensed Consolidated Statements Of Operations) (Details)
$ in Thousands
 3 Months Ended
Mar. 31, 2017
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 $ (180)