Revenue from Contracts with Customers (Tables)

6 Months Ended

Jun. 30, 2019

Revenue from Contract with Customer [Abstract]

Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table Text Block]

The remaining performance obligations are expected to be recognized through 2022 as follows (in thousands):

	2019		2020		2021		2022		2023		Total
	(In Thousands)
Compression service contracts remaining performance obligations	$	19,830	$	19,279	$	6,108	$	101	$	—	$	45,318

Summary of Changes in Contract Liabilities

The following table reflects the changes in our contract liabilities for the periods indicated:

	Six Months Ended June 30,
	2019			2018
	(In Thousands)
Unearned Income, beginning of period	$	25,333		$	17,050
Additional unearned income	84,456			59,360
Revenue recognized	(78,119		)	(47,276		)
Unearned income, end of period	$	31,670		$	29,134

Disaggregation of Revenue [Table Text Block]

In addition, we disaggregate revenue from contracts with customers by geography based on the following table below.

	Three months ended June 30,			Six months ended June 30,
	2019	2018		2019		2018
	(In Thousands)
Completion Fluids & Products
U.S.	37,536	34,112		$	69,142	$	62,020
International	42,231	42,444		72,206		67,640
	79,767	76,556		141,348		129,660
Water & Flowback Services
U.S.	68,412	70,838		141,611		117,877
International	4,712	12,808		10,191		26,844
	73,124	83,646		151,802		144,721
Compression
U.S.	126,122	90,927		219,638		167,907
International	9,783	8,997		19,736		17,439
	135,905	99,924		239,374		185,346
Interdivision eliminations
U.S.	—	—		—		1
International	—	(54	)	—		(275		)
	—	(54	)	—		(274		)
Total Revenue
U.S.	232,070	195,877		430,391		347,805
International	56,726	64,195		102,133		111,648
	288,796	260,072		$	532,524	$	459,453