Goodwill and Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2015

Goodwill and Intangible Assets Disclosure [Abstract]

Components of Goodwill

Goodwill consisted of the following:

	Amount
Balance at January 1, 2015	$	39,870
Additions through acquisitions		62,304
Other adjustments		(46	)
Balance at June 30, 2015	$	102,128

Components of Intangible Assets

The Company’s intangible assets consisted of the following:

		June 30, 2015							December 31, 2014
	Useful life (years)	Cost		Accumulated amortization			Net		Cost		Accumulated amortization			Net
Customer lists	5, 7, 10, 12 and 14	$	86,277	$	(7,069	)	$	79,208	$	21,850	$	(2,939	)	$	18,911
Patents and technology	5 and 10		15,976		(3,161	)		12,815		8,473		(2,259	)		6,214
Trade names and trademarks	3, 4, 5 and 10		2,853		(693	)		2,160		1,690		(481	)		1,209
		$	105,106	$	(10,923	)	$	94,183	$	32,013	$	(5,679	)	$	26,334

Estimated Annual Amortization Expense for Intangible Assets

Estimated annual amortization expense for intangible assets subsequent to June 30, 2015 is as follows:

	Amount
2015 (remaining)	$	5,286
2016		10,526
2017		10,377
2018		10,339
2019		10,302
Thereafter		47,353
	$	94,183