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Goodwill and Intangibles (Tables)
12 Months Ended
Dec. 31, 2016
Goodwill and Intangible Assets Disclosure [Abstract]  
Other Intangible Assets Table
The following table presents the gross carrying amount and accumulated amortization of other intangible assets:
 
 
December 31,
thousands
 
2016
 
2015
Gross carrying amount
 
$
868,035

 
$
868,035

Accumulated amortization
 
(64,337
)
 
(35,908
)
Other intangible assets
 
$
803,698

 
$
832,127