Description of Business and Summary of Significant Accounting Policies (Details)	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2019 number	Dec. 31, 2019	Dec. 31, 2019 segments	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)
Goodwill [Line Items]
Number of Reporting Units		15	15
Description of Business [Abstract]
Number of Reportable Segments | segments				5
Cash and Cash Equivalents [Abstract]
Maturity Period Of Cash Equivalent (in months)	three months or less
Share-based Compensation [Abstract]
Vesting period (in years)	3 years
Income Tax Disclosure [Abstract]
Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Amount						$ 4,200,000
Effective Income Tax Rate Reconciliation, Other Adjustments, Percent			0.00%			0.60%	0.00%
Research and Development [Abstract]
Research and Development Expense as a Percent of Revenue			0.020			0.020	0.019
Research and development expense					$ 140,957,000	$ 143,033,000	$ 130,536,000
Advertising [Abstract]
Advertising expense					24,609,000	26,831,000	$ 33,369,000
Risk, Retention, Insurance [Abstract]
Maximum Limit For Self Insurance Product Commercial General Liability Claims					5,000,000.0
Maximum Limit For Self Insurance Workers Compensation Claims Expected					800,000
Maximum Limit For Self Insurance Automobile Liability Claims					$ 1,000,000.0
Cumulative Effect of New Accounting Principle in Period of Adoption						$ 0.2
Other Intangible Assets [Member] | Minimum [Member]
Goodwill [Line Items]
Other intangible assets, useful life	5 years
Other Intangible Assets [Member] | Maximum [Member]
Goodwill [Line Items]
Other intangible assets, useful life	20 years