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Debt - Schedule of Components of Interest Expense (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Debt Instrument [Line Items]
Amortization of debt issuance costs	$ 792	$ 810	$ 1,281
Loss on extinguishment of debt	0	0	2,736
Other	(37)	0	0
Interest expense, net	7,816	8,775	16,283
Capital lease obligations
Debt Instrument [Line Items]
Interest	155	168	0
Term loan
Debt Instrument [Line Items]
Interest	6,774	7,271	12,076
Revolving credit facility
Debt Instrument [Line Items]
Interest	$ 132	$ 526	$ 190

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Interest Revenue (Expense), Other, Net

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Amount of amortization expense attributable to debt issuance costs.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

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Interest and debt related expenses associated with nonoperating financing activities of the entity.

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Amount of the cost of borrowed funds accounted for as interest expense for debt.

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