Acquisitions and Divestitures - Additional Information (Details) - USD ($)	3 Months Ended	12 Months Ended
Mar. 31, 2019	Dec. 31, 2018
Business Acquisition [Line Items]
Payments to acquire businesses, net	$ 153,200,000
Grupo Auto Todo [Member]
Business Acquisition [Line Items]
Discontinued operation, revenue		$ 93,000,000
Business exit costs	$ 27,037

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.

No definition available.

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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Includes, but is not limited to, one-time termination benefits, termination of an operating lease or other contract, consolidating or closing facilities, and relocating employees, and termination benefits associated with an ongoing benefit arrangement. Excludes expenses associated with special or contractual termination benefits, a discontinued operation or an asset retirement obligation.

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Amount of revenue attributable to disposal group, including, but not limited to, discontinued operation.

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- Definition

The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.

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