Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2018

Accounting Policies [Abstract]

Schedule of New Accounting Pronouncements and Changes in Accounting Principles

The cumulative effect of the changes made to the Consolidated Balance Sheet as of January 1, 2018 for the adoption of ASC 606 were as follows:

	Balance at December 31, 2017		Adjustments Due to ASC 606			Balance at January 1, 2018
Assets
Accounts receivable, less allowances	$	348,943	$	13,536		$	362,479
Inventories	241,962		(8,908		)	233,054
Prepaid expenses and other current assets	32,526		14,579			47,105
Deferred income taxes	12,161		(990		)	11,171
Liabilities
Accrued liabilities	181,241		13,536			194,777
Deferred income taxes	73,505		386			73,891
Stockholders' equity
Retained earnings	1,206,723		4,295			1,211,018

The impact of adoption on the Consolidated Statements of Income and Balance Sheets was as follows:

	Twelve Months Ended December 31, 2018
	As Reported		Balances Without Adoption of ASC 606		Effect of Change Higher/(Lower)
Consolidated Statement of Income
Net sales	$	1,495,889	$	1,498,662	$	(2,773	)
Cost of sales	963,524		964,657		(1,133		)
Operating income	231,764		233,404		(1,640		)
Income before income taxes	207,495		209,135		(1,640		)
Income taxes	41,309		41,699		(390		)
Net income	166,186		167,436		(1,250		)

	December 31, 2018
	As Reported			Balances Without Adoption of ASC 606			Effect of Change Higher/(Lower)
Consolidated Balance Sheet
Assets
Accounts receivable, less allowances	$	382,253		$	366,870		$	15,383
Inventories	265,990			273,712			(7,722		)
Prepaid expenses and other current assets	57,184			45,340			11,844
Deferred income taxes	20,474			21,056			(582		)
				—
Liabilities				—
Accrued liabilities	206,782			191,292			15,490
Deferred income taxes	106,559			106,163			396
				—
Stockholders' equity				—
Retained earnings	1,363,772			1,360,727			3,045
Accumulated other changes to equity	(190,500		)	(190,161		)	(339		)