Intangibles (Tables)

12 Months Ended

Dec. 31, 2016

Intangible assets other than goodwill were comprised of the following:

	December 31,
	2016			2015
Customer relationships	$	1,568,161		$	1,575,865
Trade names		190,761			170,883
Provider network and practice management tools		187,318			183,724
Noncompetition and other agreements		512,505			510,521
Lease agreements		7,624			7,306
Indefinite-lived assets		1,546			9,310
Other		583			408
		2,468,498			2,458,017
Less accumulated amortization		(940,731	)		(770,691	)
	$	1,527,767		$	1,687,326

Amortizable intangible liabilities were comprised of the following:

	December 31,
	2016		2015
Lease agreements (net of accumulated amortization of $8,485 and $6,936)		7,420		8,969
	$	7,420	$	8,969

Scheduled amortization charges from amortizable intangible assets and liabilities as of December 31, 2016 were as follows:

	Customer relationships		Trade names		Provider network and practice management tools		Noncompetition and other agreements		Lease agreements			Other
2017		82,669		47,046		26,941		30,156		(1,228	)		102
2018		82,664		47,046		26,881		19,519		(892	)		102
2019		82,625		11,008		22,492		15,796		(832	)		87
2020		82,609		3,800		581		10,437		(678	)		44
2021		82,609		633		97		7,005		(606	)		—
Thereafter		821,282		—		—		21,990		(3,184	)		—