XML 53 R40.htm IDEA: XBRL DOCUMENT v3.22.0.1
Summary of Significant Accounting Policies - Additional Information (Details)
$ in Thousands
 3 Months Ended 12 Months Ended
Jul. 01, 2018
Dec. 31, 2021
USD ($)
Agency
project
Dec. 31, 2021
USD ($)
Agency
project
segment
Dec. 31, 2020
USD ($)
Dec. 31, 2019
USD ($)
Dec. 31, 2018
USD ($)
Summary Of Significant Accounting Policies            
Investments   $ 0 $ 0 $ 10,840    
Other assets   1,943 $ 1,943 1,844    
Number of operating segments | segment     1      
Number of reporting units | segment     1      
Unbilled revenue amounts   3,841 $ 3,841 294    
Amounts written off     0      
Allowance for doubtful accounts   0 0      
Secured Note receivable, carrying value       964,912    
Secured Note receivable, fair value       1,049,458    
Reserve for uncertain tax positions including interest and penalties   $ 14,108 $ 14,108 11,318    
Number of stages of software development projects | project   3 3      
Allowance for credit losses       5,000    
Reversal of credit loss reserve   $ 5,000 $ 5,000  
Stockholders equity   1,045,047 1,045,047 1,574,329 1,443,433 $ 1,213,597
Income tax expense     $ 70,945 $ 75,944 58,327  
Revenue Benchmark | Customer Concentration Risk | Grand Canyon University            
Summary Of Significant Accounting Policies            
Concentration risk percentage     85.90% 86.80%    
Computer Software, Intangible Asset            
Summary Of Significant Accounting Policies            
Estimated average useful life     3 years      
Capitalized Content Development            
Summary Of Significant Accounting Policies            
Estimated average useful life     4 years      
Other assets   $ 1,168 $ 1,168 $ 1,198    
Cash Flow Hedging            
Summary Of Significant Accounting Policies            
Effective portion of losses on derivatives included as a component of other comprehensive income, net of taxes         (497)  
Furniture, Fixtures and Equipment            
Summary Of Significant Accounting Policies            
Property and equipment, useful life     10 years      
Computer Equipment            
Summary Of Significant Accounting Policies            
Property and equipment, useful life     4 years      
Vehicles            
Summary Of Significant Accounting Policies            
Property and equipment, useful life     5 years      
Minimum            
Summary Of Significant Accounting Policies            
Initial contract terms of service agreements     7 years      
Number of major rating agencies reporting credit ratings | Agency   1 1      
Minimum | Land Improvements and Buildings            
Summary Of Significant Accounting Policies            
Property and equipment, useful life     10 years      
Maximum            
Summary Of Significant Accounting Policies            
Initial contract terms of service agreements     15 years      
Maximum | Land Improvements and Buildings            
Summary Of Significant Accounting Policies            
Property and equipment, useful life     40 years      
Master Services Agreement | Grand Canyon University            
Summary Of Significant Accounting Policies            
Percentage of tuition and fee revenue used for closing of purchase agreement 60.00%          
Cumulative Effect of Adoption Adjustment | ASU 2016-13            
Summary Of Significant Accounting Policies            
Allowance for credit losses         5,000  
Stockholders equity         (3,832)  
Income tax expense         $ 1,168