Goodwill and Other Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2020

Goodwill And Intangible Assets Disclosure [Abstract]

Summary of Intangible Assets

The following is a summary of intangible assets at March 31, 2020 and December 31, 2019:  

	Estimated		March 31, 2020				December 31, 2019
	Life (Years)		Gross Carrying Amount		Accumulated Amortization		Gross Carrying Amount		Accumulated Amortization
Amortizable intangible assets:
Customer lists and contracts	7—10		$	642,704	$	545,239	$	641,714	$	539,405
Non-competition agreements	3—15			66,069		64,441		66,014		64,379
Site locations		15		2,388,771		1,529,296		2,384,520		1,509,335
Other	2—15			49,910		37,288		49,864		36,749
			$	3,147,454	$	2,176,264	$	3,142,112	$	2,149,868
Unamortizable intangible assets:
Goodwill			$	2,165,609	$	253,536	$	2,165,810	$	253,536