Goodwill and Other Intangible Assets - Goodwill Rollfoward (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
Dec. 31, 2019	Dec. 31, 2019	Dec. 31, 2018
Goodwill [Roll Forward]
Goodwill, Beginning Balance		$ 114,207	$ 0
Acquisition		7,923	120,893
Measurement period adjustments for Noralta Acquisition		2,676
Foreign currency translation		5,267	(6,686)
Goodwill impairment	$ (19,900)
Goodwill, Ending Balance	110,173	110,173	114,207
Canada
Goodwill [Roll Forward]
Goodwill, Beginning Balance		114,207	0
Acquisition		0	120,893
Measurement period adjustments for Noralta Acquisition		2,676
Foreign currency translation		5,255	(6,686)
Goodwill impairment	(19,900)
Goodwill, Ending Balance	102,238	102,238	114,207
Australia
Goodwill [Roll Forward]
Goodwill, Beginning Balance		0	0
Acquisition		7,923	0
Foreign currency translation		12	0
Goodwill impairment	0
Goodwill, Ending Balance	7,935	7,935	0
U.S.
Goodwill [Roll Forward]
Goodwill, Beginning Balance		0	0
Acquisition		0	0
Foreign currency translation		0	0
Goodwill impairment	0
Goodwill, Ending Balance	$ 0	$ 0	$ 0

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

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Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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The amount of a reclassification adjustment made to prior period financial statement amounts.

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