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Goodwill (Tables)
 12 Months Ended
Dec. 31, 2015
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of Goodwill
he change in the carrying amount of goodwill for the three years ended December 31, 2015, 2014, and 2013.
Balance as of January 1, 2013
$
4,687

Changes in goodwill during the year
—

Balance as of December 31, 2013
4,687

Changes in goodwill during the year
—

Balance as of December 31, 2014
4,687

Changes in goodwill during the year
—

Balance as of December 31, 2015
$
4,687