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New Accounting Pronouncements New Accounting Pronouncements (Tables)
 12 Months Ended
Dec. 31, 2016
Accounting Changes and Error Corrections [Abstract]  
Schedule of New Accounting Pronouncements and Changes in Accounting Principles [Table Text Block]
The table below summarizes the adjustments made to conform prior period classification with the new guidance:

 
December 31, 2015
 
As Previously Filed
 
Reclass
 
As Adjusted
Current deferred income tax assets
$
14,150

 
$
(14,150
)
 
$
—

Long-term deferred income tax assets
1,332

 
2,906

 
4,238

Long-term deferred income tax liabilities
(114,623
)
 
11,244

 
(103,379
)
 
$
(99,141
)
 
$
—

 
$
(99,141
)