Statement Of Cash Flow Information (Tables)

6 Months Ended

Jun. 30, 2017

Supplemental Cash Flow Elements [Abstract]

Schedule of Noncash Additions to Seismic Data Library

The Company had non-cash additions to its seismic data library comprised of the following (in thousands):

	Six Months Ended June 30,
	2017		2016
Non-monetary exchanges related to resale licensing	$	1,250	$	222
Non-monetary exchanges from underwriting of new data acquisition	—		408
Non-monetary exchanges related to data processing and reproduction services	—		392
	$	1,250	$	1,022

Schedule of Non-Cash Revenue

Non-cash revenue consisted of the following (in thousands):

	Six Months Ended June 30,
	2017		2016
Acquisition revenue on underwriting from non-monetary exchange contracts	$	126	$	24
Licensing revenue from specific data licenses and selections on non-monetary exchange contracts	1,250		1,340
Solutions and other revenue recognized from non-monetary exchange contracts	$	31	$	—
Total non-cash revenue	$	1,407	$	1,364