Discontinued Operations - Income Statement Data for Discontinued Operations (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Disposal Group, Including Discontinued Operation, Income Statement Disclosures
Loss from discontinued operations, net of tax	$ 0	$ 0	$ (273)	$ 0
Spinoff \| Exterran Corporation
Disposal Group, Including Discontinued Operation, Income Statement Disclosures
Other income, net	0		(1,432)
Provision for income taxes	0		1,705
Loss from discontinued operations, net of tax	$ 0		$ (273)

Amount of tax expense (benefit) related to a discontinued operation. Includes, but is not limited to, tax expense (benefit) related to income (loss) from operations during the phase-out period, tax expense (benefit) related to gain (loss) on disposal, tax expense (benefit) related to gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and tax expense (benefit) related to adjustments of a prior period gain (loss) on disposal.

Amount after tax of income (loss) from a discontinued operation including the portion attributable to the noncontrolling interest. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal.

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