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Goodwill And Other Intangible Assets (Tables)
12 Months Ended
Dec. 31, 2016
Goodwill And Intangible Assets Disclosure [Abstract]  
Schedule of Goodwill

The change in the carrying amount of goodwill during the years ended December 31, 2016 and 2015 is as follows:

 

 

 

Dredging Segment

 

 

Environmental &

Infrastructure Segment

 

 

Total

 

Balance - January 1, 2015

 

$

76,576

 

 

$

9,750

 

 

$

86,326

 

Impairment of goodwill

 

 

 

 

 

(2,750

)

 

 

(2,750

)

Balance - December 31, 2015

 

 

76,576

 

 

 

7,000

 

 

 

83,576

 

Balance - December 31, 2016

 

$

76,576

 

 

$

7,000

 

 

$

83,576

 

 

Schedule of the Net Book Value Of Identifiable Intangible Assets

At December 31, 2016 and 2015, the net book value of identifiable intangible assets was as follows:

 

As of December 31, 2016

 

Cost

 

 

Accumulated

Amortization

 

 

Net

 

Non-compete agreements

 

$

2,377

 

 

$

1,317

 

 

$

1,060

 

Other

 

 

781

 

 

 

342

 

 

 

439

 

 

 

$

3,158

 

 

$

1,659

 

 

$

1,499

 

 

 

 

 

 

 

 

 

 

 

 

 

 

As of December 31, 2015

 

 

 

 

 

 

 

 

 

 

 

 

Non-compete agreements

 

$

3,085

 

 

$

1,625

 

 

$

1,460

 

Trade names

 

 

1,037

 

 

 

873

 

 

 

164

 

Other

 

 

1,306

 

 

 

502

 

 

 

804

 

 

 

$

5,428

 

 

$

3,000

 

 

$

2,428