Goodwill and Intangible Assets (Tables)

3 Months Ended

Dec. 31, 2017

Goodwill and Intangible Assets Disclosure [Abstract]

Components of Goodwill and Intangible Assets

The Partnership’s goodwill and intangible assets comprise the following:

	December 31, 2017			September 30, 2017			December 31, 2016
Goodwill (not subject to amortization)	$	2,002,010		$	2,002,010		$	1,979,146
Intangible assets:
Customer relationships and noncompete agreements	$	496,905		$	497,385		$	520,480
Accumulated amortization	(199,416		)	(190,289		)	(201,236		)
Intangible assets, net (definite-lived)	297,489			307,096			319,244
Trademarks and tradenames (indefinite-lived)	82,944			82,944			82,944
Total intangible assets, net	$	380,433		$	390,040		$	402,188