Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2020

Accounting Policies [Abstract]

Allowance for Credit Losses on Financing Receivables

The following summary details the activity within the allowance for credit losses for the years ended December 31:

(Amounts in millions)	2020		2019		2018
Beginning balance	$	4.6	$	7.3	$	6.6
Provision	14.3		6.5		11.2
Write-offs, net of recoveries	(9.4)		(9.2)		(10.5)
Ending balance	$	9.5	$	4.6	$	7.3

Property, Plant and Equipment

The following table summarizes the estimated useful lives by major asset category:

Type of Asset	Useful Life
Computer hardware	3 years
Computer software	5 - 7 years
Signage	3 years
Equipment at agent locations	3 - 7 years
Office furniture and equipment	7 years
Leasehold improvements	10 years

The following table is a summary of "Property and equipment, net" as of December 31:

(Amounts in millions)	2020		2019
Computer hardware and software	$	512.8	$	503.6
Signage	56.1		53.3
Equipment at agent locations	48.9		59.2
Office furniture and equipment	28.4		28.4
Leasehold improvements	27.0		26.5
Total property and equipment	673.2		671.0
Accumulated depreciation and amortization	(525.1)		(494.9)
Total property and equipment, net	$	148.1	$	176.1

Schedule of Finite-Lived Intangible Assets

Intangible assets with finite lives are amortized using a straight-line method over their respective useful lives as follows:

Type of Intangible Asset	Useful Life
Contractual and customer relationships	3 - 15 years
Non-compete agreements	3 - 5 years
Developed technology	5 - 7 years

The following table is a summary of finite-lived intangible assets as of December 31:

	2020						2019
(Amounts in millions)	Gross Carrying Value		Accumulated Amortization		Net Carrying Value		Gross Carrying Value		Accumulated Amortization		Net Carrying Value
Contractual and customer relationships	$	4.1	$	(3.2)	$	0.9	$	4.1	$	(2.6)	$	1.5
Developed technology	0.6		(0.5)		0.1		0.6		(0.5)		0.1
Total finite-intangible assets	$	4.7	$	(3.7)	$	1.0	$	4.7	$	(3.1)	$	1.6

Schedule of Earnings Per Share, Basic and Diluted

The following table is a reconciliation of the weighted-average amounts used in calculating loss per share for the years ended December 31:

(Amounts in millions)	2020	2019	2018
Basic and diluted common shares outstanding	77.8	71.1	64.3

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share

The following table summarizes the weighted-average potential common shares excluded from diluted loss per common share as their effect would be anti-dilutive:

(Amounts in millions)	2020	2019	2018
Shares related to stock options	0.3	0.9	1.8
Shares related to restricted stock units	4.5	2.7	2.3
Shares related to Ripple warrants	6.0	1.4	—
Shares excluded from the computation	10.8	5.0	4.1