Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies - Narrative (Details)

v3.20.4
Summary of Significant Accounting Policies - Narrative (Details) - USD ($)
$ in Thousands
4 Months Ended 8 Months Ended 12 Months Ended
Dec. 31, 2019
Aug. 31, 2019
Dec. 31, 2020
Dec. 31, 2018
Sep. 01, 2019
Finite-Lived Intangible Assets [Line Items]          
Trade receivables, allowance for doubtful accounts $ 3,828   $ 3,096    
Amortization of intangible assets $ 69,693 $ 130,791 $ 217,273 $ 211,639  
Antidilutive securities (in shares) 0        
Weighted average shares of common stock, basic and diluted (in shares) 22,500,000        
Common stock, shares outstanding (in shares) 22,500,000 0 22,500,000   22,500,000
Subscriber Accounts          
Finite-Lived Intangible Assets [Line Items]          
Acquired finite-lived intangible assets, useful life     15 years    
Amortization rate using declining balance method     220.00%    
Amortization of intangible assets $ 61,771 $ 130,411 $ 193,037 204,130  
Dealer Networks and Other Intangible Assets          
Finite-Lived Intangible Assets [Line Items]          
Amortization of intangible assets $ 7,922 $ 0 $ 24,236 $ 6,994  
Finite-lived intangible asset, useful life     5 years    
LiveWatch Trademark          
Finite-Lived Intangible Assets [Line Items]          
Finite-lived intangible asset, useful life     10 years    
Security Networks LLC and Certain Affiliated Entities | Subscriber Accounts          
Finite-Lived Intangible Assets [Line Items]          
Acquired finite-lived intangible assets, useful life     14 years    
Amortization rate using declining balance method     235.00%