Acquisitions - Narrative (Details) - USD ($)	Jun. 30, 2019	Dec. 31, 2018
Business Acquisition [Line Items]
Business Acquisition Contingent Consideration Accounts Payable	$ 0	$ 600,000
Business acquisition, contingent consideration other long term liability		$ 100,000

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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