Acquisitions - Summary of Unaudited Consolidated Results of Operations, Including Proforma Results (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
Mar. 31, 2019	Mar. 31, 2018
As Reported
Net sales	$ 238,349	$ 203,035
Net income	$ 6,195	$ 5,269
Basic (in dollars per share)	$ 0.11	$ 0.10
Diluted (in dollars per share)	$ 0.11	$ 0.10
Pro Forma
Net sales		$ 222,440
Net income		$ (2,050)
Basic, Pro Forma (in dollars per share)		$ (0.04)
Diluted, Pro Forma (in dollars per share)		$ (0.04)

Per basic share amount of pro forma income from continuing operations, after tax, as if the business combination had been completed at the beginning of a period.

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