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Business Combinations - Schedule of Business Acquisition, Pro Forma Information (Details) - USD ($)
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Text Block [Abstract]    
Net sales $ 1,329,901,000 $ 1,214,285,000
Net income $ 69,417,000 $ 56,697,000
Diluted earnings per share (in dollars per share) $ 5.88 $ 4.82