Supplemental Cash Flow and Other Information - Impairments and Other Non-Cash Charges (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Supplemental Cash Flow Elements [Abstract]
Other intangible asset impairments			$ 3,104
Property, plant and equipment impairments			4,286
Inventory write-downs			4,075
Write-off of debt issuance costs on termination of Credit Agreement			1,058
Impairments and other non-cash charges	$ 0	$ 0	$ 12,523

Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

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- Definition

The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of an intangible asset (excluding goodwill) to fair value.

+ References

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- Definition

The aggregate amount of write-downs for impairments recognized during the period for long lived assets held for use (including those held for disposal by means other than sale).

+ References

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- Definition

Amount of loss from reductions in inventory due to subsequent measurement adjustments, including, but not limited to, physical deterioration, obsolescence, or changes in price levels.

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No definition available.

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- Definition

Write-off of amounts previously capitalized as debt issuance cost in an extinguishment of debt.

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