Other Intangible Assets, Net (Tables)

12 Months Ended

Dec. 31, 2014

Other Intangible Assets, Net.

Summary of intangible assets, net

			December 31,
			2014							2013
	Weighted Average Life (in Years)		Acquired Intangible Assets, Gross(1)		Accumulated Amortization			Acquired Intangible Assets, Net		Acquired Intangible Assets, Gross(1)		Accumulated Amortization			Acquired Intangible Assets, Net
Covenant not to compete		3.5	$	933	$	(879	)	$	54	$	933	$	(831	)	$	102
Trade names and trademarks		4.4		9,770		(5,487	)		4,283		9,770		(3,168	)		6,652
Proprietary know how		9.9		34,650		(17,358	)		17,292		34,650		(9,737	)		24,913
Management contract rights		16.2		81,000		(11,601	)		69,399		81,000		(6,445	)		74,555
Acquired intangible assets, net(2)		13.5	$	126,353	$	(35,325	)	$	91,028	$	126,353	$	(20,181	)	$	106,222

(1)	Excludes the original cost and accumulated amortization on fully amortized intangible assets.
(2)	Intangible assets have estimated useful lives between one and 19 years.

Schedule of expected future amortization of intangible assets

	Intangible asset amortization
2015	$	15,132
2016		14,564
2017		7,190
2018		5,301
2019		5,222
2020 and Thereafter		43,619
Total	$	91,028