Business and Summary of Significant Accounting Policies - Narrative (Details) shares in Thousands, £ in Millions			3 Months Ended								12 Months Ended
	Oct. 01, 2019 USD ($)	Jul. 27, 2017 USD ($)	Dec. 31, 2019 USD ($) store state	Sep. 30, 2019 USD ($)	Jun. 30, 2019 USD ($)	Mar. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)	Sep. 30, 2018 USD ($)	Jun. 30, 2018 USD ($)	Mar. 31, 2018 USD ($)	Dec. 31, 2019 USD ($) store state shares	Dec. 31, 2018 USD ($) shares	Dec. 31, 2017 USD ($) shares	Dec. 31, 2017 GBP (£)	Dec. 31, 2017 USD ($)
Significant Accounting Policies [Line Items]
Revenues			$ 1,003,604,000	$ 963,808,000	$ 968,141,000	$ 1,012,103,000	$ 993,184,000	$ 953,071,000	$ 927,859,000	$ 954,809,000	$ 3,947,656,000	$ 3,828,923,000	$ 3,383,708,000
Advertising costs											44,000,000.0	37,700,000	34,000,000.0
Amount of cooperative advertising consideration netted against advertising expense											27,700,000	28,300,000	22,500,000
Prepaid advertising asset			300,000				1,600,000				300,000	1,600,000
Impairment of assets											$ 30,344,000	20,098,000	1,968,000
Threshold of past dues financing receivable that requires allowance											24 months
Threshold period past due for write-off of lease receivable											60 days
Depreciation expense for property, plant and equipment											$ 69,500,000	61,200,000	54,800,000
Amortization expense											35,600,000	33,000,000.0	27,700,000
Assets held for sale			10,131,000				6,589,000				10,131,000	6,589,000
Restructuring costs											1,200,000		900,000
Impairment of indefinite-lived intangibles	$ 0
Settlement of pre-existing relationship											1,700,000	5,400,000
Fair value of non-cash consideration												600,000
Other nonoperating income (expense)
Significant Accounting Policies [Line Items]
Foreign currency transaction gains and (losses)													2,100,000
Accounts Payable and Accrued Liabilities
Significant Accounting Policies [Line Items]
Asset retirement obligations			$ 2,700,000				$ 2,700,000				2,700,000	2,700,000
Shipping and Handling
Significant Accounting Policies [Line Items]
Shipping and handling costs											74,300,000	75,200,000	67,300,000
Software
Significant Accounting Policies [Line Items]
Amortization expense											$ 18,600,000	$ 14,100,000	$ 11,500,000
Customer Relationships
Significant Accounting Policies [Line Items]
Estimated useful lives of intangibles (in years)											3 years
Customer Lease Contracts
Significant Accounting Policies [Line Items]
Estimated useful lives of intangibles (in years)											1 year
Reacquired Franchise Rights
Significant Accounting Policies [Line Items]
Estimated useful lives of intangibles (in years)											10 years
Variable Interest Entity
Significant Accounting Policies [Line Items]
Held to maturity securities														£ 15.1	$ 20,400,000
Impairment of assets									$ 20,100,000
Restricted stock units
Significant Accounting Policies [Line Items]
Anti-dilutive Securities excluded from the computation of earnings per share assuming dilution | shares											417	347	140
Minimum | Non-compete Agreements
Significant Accounting Policies [Line Items]
Estimated useful lives of intangibles (in years)											1 year
Minimum | Customer-Related Intangible Assets
Significant Accounting Policies [Line Items]
Estimated useful lives of intangibles (in years)											2 years
Maximum | Non-compete Agreements
Significant Accounting Policies [Line Items]
Estimated useful lives of intangibles (in years)											5 years
Maximum | Customer-Related Intangible Assets
Significant Accounting Policies [Line Items]
Estimated useful lives of intangibles (in years)											6 years
Buildings and improvements | Minimum
Significant Accounting Policies [Line Items]
Property, plant and equipment, useful life											5 years
Buildings and improvements | Maximum
Significant Accounting Policies [Line Items]
Property, plant and equipment, useful life											20 years
Other depreciable property and equipment | Minimum
Significant Accounting Policies [Line Items]
Property, plant and equipment, useful life											1 year
Other depreciable property and equipment | Maximum
Significant Accounting Policies [Line Items]
Property, plant and equipment, useful life											15 years
Software | Minimum
Significant Accounting Policies [Line Items]
Property, plant and equipment, useful life											5 years
Software | Maximum
Significant Accounting Policies [Line Items]
Property, plant and equipment, useful life											10 years
Software updates | Maximum
Significant Accounting Policies [Line Items]
Property, plant and equipment, useful life											1 month
Land and building | Restructuring Program 2016 and 2017
Significant Accounting Policies [Line Items]
Gain on sale of corporate office building												$ 400,000
Sales and Lease Ownership
Significant Accounting Policies [Line Items]
Asset impairment charge												200,000	$ 700,000
Sales and Lease Ownership and HomeSmart | Minimum | Initial Franchise Fees
Significant Accounting Policies [Line Items]
Revenues											$ 15,000
Sales and Lease Ownership and HomeSmart | Maximum
Significant Accounting Policies [Line Items]
Percentage of royalty of gross revenue											6.00%
Sales and Lease Ownership and HomeSmart | Maximum | Initial Franchise Fees
Significant Accounting Policies [Line Items]
Revenues											$ 50,000
Progressive Leasing
Significant Accounting Policies [Line Items]
Threshold period past due for write-off of lease receivable											120 days
Vive
Significant Accounting Policies [Line Items]
Gain on sale of corporate office building											$ 1,700,000	800,000
Company operated stores | store			4								4
Proceeds from sale of buildings											$ 2,600,000	$ 2,200,000
Agreement One | Sales and Lease Ownership
Significant Accounting Policies [Line Items]
Lease agreement period											12 months
Agreement One | Progressive Leasing
Significant Accounting Policies [Line Items]
Lease agreement period											12 months
Agreement Two | Sales and Lease Ownership
Significant Accounting Policies [Line Items]
Lease agreement period											18 months
Agreement Three | Sales and Lease Ownership
Significant Accounting Policies [Line Items]
Lease agreement period											24 months
SEI/Aaron’s, Inc.
Significant Accounting Policies [Line Items]
Settlement of pre-existing relationship		$ 3,452,000											$ 3,500,000
SEI/Aaron’s, Inc. | Customer Relationships
Significant Accounting Policies [Line Items]
Estimated useful lives of intangibles (in years)		2 years
SEI/Aaron’s, Inc. | Non-compete Agreements
Significant Accounting Policies [Line Items]
Estimated useful lives of intangibles (in years)		5 years
SEI/Aaron’s, Inc. | Reacquired Franchise Rights
Significant Accounting Policies [Line Items]
Estimated useful lives of intangibles (in years)		4 years 1 month 6 days
Progressive Leasing
Significant Accounting Policies [Line Items]
Number of states in which entity operates | state			46								46
Progressive Leasing | Customer Lease Contracts
Significant Accounting Policies [Line Items]
Estimated useful lives of intangibles (in years)											1 year
Progressive Leasing | Technology
Significant Accounting Policies [Line Items]
Estimated useful lives of intangibles (in years)											10 years
Progressive Leasing | Acquired Internal Use Software
Significant Accounting Policies [Line Items]
Estimated useful lives of intangibles (in years)											3 years
Progressive Leasing | Merchant Relationships
Significant Accounting Policies [Line Items]
Estimated useful lives of intangibles (in years)											12 years
DAMI | Technology
Significant Accounting Policies [Line Items]
Estimated useful lives of intangibles (in years)											5 years