XML 61 R45.htm IDEA: XBRL DOCUMENT v3.22.1
Significant Accounting Policies - Additional Information (Details)
 12 Months Ended
Jun. 17, 2021
Unit
Dec. 31, 2021
USD ($)
yr
TradingDay
Unit
Customer
$ / shares
shares
Dec. 31, 2020
USD ($)
Customer
shares
Dec. 31, 2019
USD ($)
Customer
shares
Summary Of Significant Accounting Principles And Policies [Line Items]        
Revenue   $ 550,590,000 $ 393,593,000 $ 448,737,000
Interest or late fees charged on delinquent accounts   0    
Capitalization of internally developed software costs   $ 3,000,000.0 5,100,000 2,100,000
Number of reporting units | Unit   4    
Impairment of property and equipment   $ 0 0 5,898,000
Investment costs   3,700,000    
Amortization of deferred financing costs   5,200,000 5,400,000 6,600,000
Deferred revenue   27,141,000    
Redflex Holdings Limited        
Summary Of Significant Accounting Principles And Policies [Line Items]        
Number of reporting units | Unit 2      
Other Income        
Summary Of Significant Accounting Principles And Policies [Line Items]        
Benefit on credit card rebates   11,300,000 8,500,000 11,800,000
Foreign currency effect of re-measurement of assets and liabilities gains (losses)   (200,000) 400,000 (600,000)
Selling, General and Administrative Expenses        
Summary Of Significant Accounting Principles And Policies [Line Items]        
Advertising costs   $ 700,000 $ 800,000 $ 2,300,000
PSU        
Summary Of Significant Accounting Principles And Policies [Line Items]        
Share-based payment award, fair value assumptions, method used   Monte Carlo simulation model    
Alternative investment, measurement input     0.340  
PSUs granted | shares       0
Risk free rate   0.33% 0.61%  
Stock Options        
Summary Of Significant Accounting Principles And Policies [Line Items]        
Share-based payment award, fair value assumptions, method used   Black-Scholes option pricing model    
Stock options, granted | shares       0
PSUs granted | shares   731,000 720,000  
Risk free rate   0.94% 0.73%  
Expected Term | Stock Options        
Summary Of Significant Accounting Principles And Policies [Line Items]        
Alternative investment, measurement input | yr   6.25    
Expected Volatility | PSU        
Summary Of Significant Accounting Principles And Policies [Line Items]        
Alternative investment, measurement input   0.504    
Expected Volatility | Stock Options        
Summary Of Significant Accounting Principles And Policies [Line Items]        
Alternative investment, measurement input   0.477 0.345  
Private Placement Warrant Liabilities | 5% Increase in Measurement Input Price Volatility | Level 3        
Summary Of Significant Accounting Principles And Policies [Line Items]        
Per unit increase in estimated fair value measurement due to changes in volatility rate   0.30    
Private Placement Warrant Liabilities | 5% Decrease in Measurement Input Price Volatility | Level 3        
Summary Of Significant Accounting Principles And Policies [Line Items]        
Per unit decrease in estimated fair value measurement due to changes in volatility rate   0.30    
Warrants        
Summary Of Significant Accounting Principles And Policies [Line Items]        
Warrants exercisable date   Nov. 16, 2018    
Warrant exercisable term if business combination Is completed   30 days    
Warrant expiration term   5 years    
Outstanding warrants to be redeemed | $ / shares   $ 0.01    
Class A        
Summary Of Significant Accounting Principles And Policies [Line Items]        
Warrants outstanding to acquire shares | shares   19,999,967    
Class A | Private Placement        
Summary Of Significant Accounting Principles And Policies [Line Items]        
Warrants outstanding to acquire shares | shares   6,666,666    
Class A | Warrants        
Summary Of Significant Accounting Principles And Policies [Line Items]        
Warrants outstanding to acquire shares | shares   13,333,301    
Last sale price of common stock equals or exceeds per share | $ / shares   $ 18.00    
Number of trading days | TradingDay   20    
Maximum trading days for sending notice of redemption to warrant holders | TradingDay   30    
Product Sales        
Summary Of Significant Accounting Principles And Policies [Line Items]        
Revenue   $ 57,744,000 $ 57,319,000 $ 32,014,000
Service Revenue        
Summary Of Significant Accounting Principles And Policies [Line Items]        
Revenue   $ 492,846,000 336,274,000 416,723,000
Accounting Standards Update 2014-09 | Minimum        
Summary Of Significant Accounting Principles And Policies [Line Items]        
Average initial term of a contract   3 years    
Accounting Standards Update 2014-09 | Maximum        
Summary Of Significant Accounting Principles And Policies [Line Items]        
Average initial term of a contract   5 years    
City Of New York Department Of Transportation        
Summary Of Significant Accounting Principles And Policies [Line Items]        
Decrease in receivables outstanding   $ 35,700,000    
Revenue   182,000,000    
Government Solutions        
Summary Of Significant Accounting Principles And Policies [Line Items]        
Impairment of property and equipment       $ 5,900,000
Deferred revenue     $ 300,000  
Parking Solutions        
Summary Of Significant Accounting Principles And Policies [Line Items]        
Deferred revenue   $ 20,900    
Customer Concentration Risk | Sales Revenue | Minimum        
Summary Of Significant Accounting Principles And Policies [Line Items]        
Concentration risk percentage   10.00%    
Customer Concentration Risk | Sales Revenue | Commercial Services | Hertz Corporation        
Summary Of Significant Accounting Principles And Policies [Line Items]        
Concentration risk percentage   12.60% 12.00% 18.70%
Customer Concentration Risk | Sales Revenue | Commercial Services | Avis Budget Group, Inc.        
Summary Of Significant Accounting Principles And Policies [Line Items]        
Concentration risk percentage   12.30% 9.50% 14.50%
Customer Concentration Risk | Sales Revenue | Commercial Services | Enterprise Holdings, Inc.        
Summary Of Significant Accounting Principles And Policies [Line Items]        
Concentration risk percentage   11.40% 11.30% 13.50%
Customer Concentration Risk | Sales Revenue | Government Solutions | City Of New York Department Of Transportation        
Summary Of Significant Accounting Principles And Policies [Line Items]        
Concentration risk percentage   26.60% 31.30% 14.60%
Customer Concentration Risk | Sales Revenue | Parking Solutions        
Summary Of Significant Accounting Principles And Policies [Line Items]        
Number of customers exceeds 10% | Customer   0    
Customer Concentration Risk | Accounts Receivable | Minimum        
Summary Of Significant Accounting Principles And Policies [Line Items]        
Concentration risk percentage   10.00%    
Customer Concentration Risk | Accounts Receivable | City Of New York Department Of Transportation        
Summary Of Significant Accounting Principles And Policies [Line Items]        
Concentration risk percentage   39.00% 59.00%  
Customer Concentration Risk | Accounts Receivable | Commercial Services        
Summary Of Significant Accounting Principles And Policies [Line Items]        
Number of customers exceeds 10% | Customer   0 0 0