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Goodwill (Tables)
 12 Months Ended
Dec. 31, 2015
Goodwill Disclosure [Abstract]  
Schedule of Goodwill
 
2015
 
2014
Balance, January 1
$
202,724

 
$
188,948

Goodwill acquired
48,879

 
13,776

Goodwill reduction
$
(8,474
)
 

Balance, December 31
$
243,129

 
$
202,724