Contractual term.

No definition available.

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- Definition

Number of revenue performance obligations.

+ References

No definition available.

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- Definition

Revenue performance obligation description.

+ References

No definition available.

+ Details

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- Definition

Amount, after accumulated amortization and accumulated impairment loss, of asset recognized from cost incurred to obtain or fulfill contract with customer; classified as noncurrent.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 340
-SubTopic 40
-Section 50
-Paragraph 3
-Subparagraph (a)
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- Definition

Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable, classified as current.

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-Publisher FASB
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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability.

+ References

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- Definition

The cumulative amount of the reporting entity's undistributed earnings or deficit.

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- Definition

Indicates (true false) whether practical expedient was elected not to disclose amount of transaction price allocated to remaining performance obligation and explanation of expected timing of revenue recognition for reporting period presented prior to date of initial application under retrospective method.

+ References

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- Definition

Description of assessment of estimated effect of practical expedients elected under initial application of retrospective method for completed contracts, completed contracts with variable consideration, modified contracts and disclosures of remaining performance obligation.

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Revenue - Additional Information (Details) $ in Millions	3 Months Ended	6 Months Ended
Revenue - Additional Information (Details) $ in Millions	Jun. 30, 2020 USD ($)	Jun. 30, 2020 USD ($) PerformanceObligation	Dec. 31, 2019 USD ($)	Jan. 01, 2019 USD ($)
Disaggregation Of Revenue [Line Items]
Accumulated deficit	$ (257.6)	$ (257.6)	$ (178.4)
Revenue, practical expedient description		The Company has elected to apply a practical expedient for contracts that have a term of one year or less and has not disclosed either the remaining performance obligation as of the end of the reporting period or when the Company expects to recognize the revenue.
Revenue, practical expedient		true
Deferred revenue	8.2	$ 8.2	5.6
Contractual term		36 months
Capitalized acquisition costs, net (Note 8)	29.3	$ 29.3	$ 26.4
Cumulative Impact of Adopting ASC 606
Disaggregation Of Revenue [Line Items]
Deferred revenue	(0.5)	$ (0.5)
Cumulative Impact of Adopting ASC 606 \| ASC 606
Disaggregation Of Revenue [Line Items]
Accumulated deficit				$ 7.0
Number of revenue performance obligations \| PerformanceObligation		3
Revenue performance obligation description		The Company has three separate performance obligations under its recurring SaaS fees for point-of-sale systems provided to merchants: (1) point-of-sale software, (2) lease of hardware and (3) other support services.
Cumulative Impact of Adopting ASC 606 \| ASC 606 \| Other Operating (Income) Expense, Net
Disaggregation Of Revenue [Line Items]
Operating lease cost	$ 12.4	$ 12.4