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Acquisitions - TAA Narrative (Details) - The Additive Advantage, LLC [Member]
$ in Millions
Dec. 07, 2018
USD ($)
Business Acquisition [Line Items]  
Percentage of voting interest acquired 100.00%
Cash paid to acquire business $ 14.5
Business combination, consideration transferred 6.9
Contingent consideration, liability 0.5
Identifiable intangible assets 11.4
Goodwill, expected tax deductible amount 10.4
Maximum contingent payment $ 5.4