Intangible Assets

6 Months Ended

Jun. 30, 2013

Intangible Assets

Intangible Assets

Note 9—Intangible Assets

At June 30, 2013 and December 31, 2012, intangible assets totaled $49,893 and $51,978, respectively, net of amortization.  The June 30, 2013 balance includes the effect of the FSSI acquisition (See Note 8).  The table below summarizes the intangible asset categories, amounts and the average amortization periods, which are generally on a straight-line basis, as follows:

	Amortization	June 30,		December 31,
	Period	2013		2012
Tradename	3 to 10 years	$	22,593	$	23,586
Non-compete agreements	2 to 5 years	$	3,407	$	4,130
Customer relationships	5 to 15 years	$	23,893	$	24,212
Backlog	0.75 years	$	—	$	50
Total		$	49,893	$	51,978

Amortization expense of intangible assets was $1,891 and $1,447 for the three months ended June 30, 2013 and 2012, respectively, and amortization expense for the six months ended June 30, 2013 and 2012 was $3,685 and $3,193, respectively.  Estimated future amortization expense for intangible assets is as follows:

For the Years Ending December 31,	Estimated Intangible Amortization Expense
2013 (remaining six months)	$	3,655
2014	7,489
2015	7,220
2016	6,274
2017	5,909
Thereafter	19,346
	$	49,893