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Goodwill and Intangible Assets
 3 Months Ended
Mar. 31, 2019
Goodwill and Intangible Assets Disclosure [Abstract]  
Goodwill and Intangible Assets
Goodwill and Intangible Assets

Goodwill

There were no changes in the carrying value of goodwill during the three months ended March 31, 2019. Of the $29.5 million reported as goodwill as of March 31, 2019, and December 31, 2018, respectively, $21.9 million relates to the Northeast division, $4.9 million relates to the Rocky Mountain division, and $2.7 million relates to the Southern division.

Intangible Assets

Intangible assets consist of the following:
 
March 31, 2019
 
Gross Carrying Amount
 
Accumulated Amortization
 
Net
 
Remaining Useful Life (Years)
Disposal permits
$
581

 
$
(205
)
 
$
376

 
5.3
Trade name
799

 
(178
)
 
621

 
1.8
Total intangible assets
$
1,380

 
$
(383
)
 
$
997

 
3.1

 
December 31, 2018
 
Gross Carrying Amount
 
Accumulated Amortization
 
Net
 
Remaining Useful Life (Years)
Disposal permits
$
581

 
$
(180
)
 
$
401

 
5.5
Trade name
799

 
(88
)
 
711

 
2.0
Total intangible assets
$
1,380

 
$
(268
)
 
$
1,112

 
3.2

The remaining weighted average useful lives shown are calculated based on the net book value and remaining amortization period of each respective intangible asset.