Business Combination, Contingent Consideration Arrangements, Percentage

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- Definition

Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Assets Acquired Including Goodwill

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- Definition

Proceeds From Settlement Of Working Capital For Acquisitions

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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.

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- Definition

Percentage of voting equity interests acquired at the acquisition date in the business combination.

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- Definition

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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- Definition

Amount of equity interests of the acquirer, including instruments or interests issued or issuable in consideration for the business combination.

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- Definition

Amount of liabilities incurred by the acquirer as part of consideration transferred in a business combination.

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- Definition

Amount of increase (decrease) in the value of a contingent consideration liability, including, but not limited to, differences arising upon settlement.

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- Definition

Amount of liability recognized arising from contingent consideration in a business combination.

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- Definition

This element represents the amount of revenue of the acquiree since the acquisition date included in the consolidated income statement for the reporting period.

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- Definition

The amount of identifiable intangible assets recognized as of the acquisition date.

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- Definition

Amount recognized for assets, including goodwill, in excess of (less than) the aggregate liabilities assumed.

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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

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Acquisitions - Narrative (Details) - USD ($) $ in Thousands			1 Months Ended	3 Months Ended			9 Months Ended
Acquisitions - Narrative (Details) - USD ($) $ in Thousands	Dec. 18, 2019	Sep. 30, 2019	Jun. 30, 2020	Sep. 30, 2020	Jun. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019	Dec. 31, 2019
Business Acquisition [Line Items]
Goodwill				$ 41,214			$ 41,214		$ 41,386
Working capital for acquisitions			$ 200		$ 200		191	$ 0
Contingent consideration liability				1,000			1,000
Adjustment to contingent consideration liability				2,310		$ 0	2,310	0
3M's Drive-Thru Communications Systems
Business Acquisition [Line Items]
Business acquisition, purchase price		$ 8,400
Fair value of assets acquired		8,400				8,400		8,400
Goodwill		2,400				2,400		2,400
Warranty liability assumed		1,400
Business acquisition, cash paid		7,000
Revenue of acquiree				5,700			13,200
3M's Drive-Thru Communications Systems \| Developed Technology
Business Acquisition [Line Items]
Finite-lived intangible assets		1,200				1,200		1,200
3M's Drive-Thru Communications Systems \| Customer Relationships
Business Acquisition [Line Items]
Finite-lived intangible assets		$ 3,600				$ 3,600		$ 3,600
Restaurant Magic
Business Acquisition [Line Items]
Fair value of assets acquired	$ 47,517
Goodwill	27,773
Business acquisition, cash paid	$ 12,800
Percent acquired	100.00%
Consideration	$ 42,833
Equity issued	$ 27,500
Contingent consideration liability				1,000			1,000		$ 3,300
Adjustment to contingent consideration liability				2,300
Revenue of acquiree				$ 2,200			$ 6,200
Restaurant Magic \| Cash or Subordinated Promissory Notes
Business Acquisition [Line Items]
Percent of contingent consideration	50.00%
Restaurant Magic \| Restricted Shares of Common Stock
Business Acquisition [Line Items]
Percent of contingent consideration	50.00%
Restaurant Magic \| Subordinate Promissory Note
Business Acquisition [Line Items]
Warranty liability assumed	$ 2,000
Restaurant Magic \| Developed Technology
Business Acquisition [Line Items]
Finite-lived intangible assets	16,400
Restaurant Magic \| Customer Relationships
Business Acquisition [Line Items]
Finite-lived intangible assets	$ 1,100