Goodwill and Other Intangibles Assets (Tables)

9 Months Ended

Sep. 30, 2013

Goodwill and Other Intangible Assets [Abstract]

Schedule of Goodwill

Balance as of December 31, 2012	$	4,408,138
Goodwill acquired as part of acquisitions during current year		28,878
Consideration and purchase price allocation adjustments
for prior year’s acquisitions and other adjustments		244
Balance as of September 30, 2013	$	4,437,260