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MULTICLIENT SEISMIC DATA LIBRARY, NET (Tables)
 12 Months Ended
Dec. 31, 2019
Multiclient Data Library [Abstract]  
Changes in Carrying Value of Multiclient Seismic Data Library

Changes in the carrying value of multiclient seismic data library are as follows for the years ended December 31:

 

 

 

2019

 

 

2018

 

Balance at beginning of year

 

$

4,733

 

 

$

5,829

 

Amortization

 

 

(2,014

)

 

 

(1,096

)

Balance at end of year

 

$

2,719

 

 

$

4,733