v3.26.1
Revenue from Contracts with Customers - Schedule of Disaggregation of Revenue (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended 12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Sep. 30, 2025
Disaggregation of Revenue [Line Items]          
Total revenues $ 674,188 $ 536,415 $ 1,877,824 $ 1,475,118  
Revenue from Contract with Customer Benchmark | Geographic Concentration Risk          
Disaggregation of Revenue [Line Items]          
Percentage 100.00% 100.00% 100.00% 100.00%  
Revenue from Contract with Customer Benchmark | Product Concentration Risk          
Disaggregation of Revenue [Line Items]          
Percentage 100.00% 100.00% 100.00% 100.00%  
Scores          
Disaggregation of Revenue [Line Items]          
Total revenues $ 458,897 $ 324,309 $ 1,238,404 $ 857,023  
Scores | Revenue from Contract with Customer Benchmark | Product Concentration Risk          
Disaggregation of Revenue [Line Items]          
Percentage 100.00% 100.00% 100.00% 100.00%  
Software          
Disaggregation of Revenue [Line Items]          
Total revenues $ 215,291 $ 212,106 $ 639,420 $ 618,095  
TransUnion, Equifax and Experian customers | Revenue from Contract with Customer Benchmark | Customer Concentration Risk          
Disaggregation of Revenue [Line Items]          
Percentage 63.00% 54.00% 60.00% 51.00%  
TransUnion | Revenue from Contract with Customer Benchmark | Customer Concentration Risk          
Disaggregation of Revenue [Line Items]          
Percentage 10.00% 10.00% 10.00% 10.00%  
Equifax | Revenue from Contract with Customer Benchmark | Customer Concentration Risk          
Disaggregation of Revenue [Line Items]          
Percentage 10.00% 10.00% 10.00% 10.00%  
Experian | Revenue from Contract with Customer Benchmark | Customer Concentration Risk          
Disaggregation of Revenue [Line Items]          
Percentage 10.00% 10.00% 10.00% 10.00%  
Two Customers | Accounts Receivable | Customer Concentration Risk          
Disaggregation of Revenue [Line Items]          
Percentage         10.00%
Three Customers | Accounts Receivable | Customer Concentration Risk          
Disaggregation of Revenue [Line Items]          
Percentage     10.00%    
On-premises software | Revenue from Contract with Customer Benchmark | Product Concentration Risk          
Disaggregation of Revenue [Line Items]          
Percentage 35.00% 43.00% 38.00% 44.00%  
On-premises software | Software          
Disaggregation of Revenue [Line Items]          
Total revenues $ 68,234 $ 81,673 $ 219,397 $ 246,808  
SaaS software | Revenue from Contract with Customer Benchmark | Product Concentration Risk          
Disaggregation of Revenue [Line Items]          
Percentage 65.00% 57.00% 62.00% 56.00%  
SaaS software | Software          
Disaggregation of Revenue [Line Items]          
Total revenues $ 128,735 $ 106,242 $ 365,024 $ 310,944  
On-premises and SaaS software          
Disaggregation of Revenue [Line Items]          
Total revenues $ 196,969 $ 187,915 $ 584,421 $ 557,752  
On-premises and SaaS software | Revenue from Contract with Customer Benchmark | Product Concentration Risk          
Disaggregation of Revenue [Line Items]          
Percentage 100.00% 100.00% 100.00% 100.00%  
On-premises and SaaS software | Software          
Disaggregation of Revenue [Line Items]          
Total revenues $ 196,969 $ 187,915 $ 584,421 $ 557,752  
On-premises and SaaS software | Software recognized at a point in time | Revenue from Contract with Customer Benchmark | Product Concentration Risk          
Disaggregation of Revenue [Line Items]          
Percentage 7.00% 13.00% 9.00% 13.00%  
On-premises and SaaS software | Software recognized at a point in time | Software          
Disaggregation of Revenue [Line Items]          
Total revenues $ 13,215 $ 24,485 $ 53,284 $ 72,902  
On-premises and SaaS software | Software recognized over contract term | Revenue from Contract with Customer Benchmark | Product Concentration Risk          
Disaggregation of Revenue [Line Items]          
Percentage 93.00% 87.00% 91.00% 87.00%  
On-premises and SaaS software | Software recognized over contract term | Software          
Disaggregation of Revenue [Line Items]          
Total revenues $ 183,754 $ 163,430 $ 531,137 $ 484,850  
Platform software | Revenue from Contract with Customer Benchmark | Product Concentration Risk          
Disaggregation of Revenue [Line Items]          
Percentage 52.00% 33.00% 45.00% 31.00%  
Platform software | Software          
Disaggregation of Revenue [Line Items]          
Total revenues $ 101,845 $ 61,479 $ 262,665 $ 171,765  
Non-platform software | Revenue from Contract with Customer Benchmark | Product Concentration Risk          
Disaggregation of Revenue [Line Items]          
Percentage 48.00% 67.00% 55.00% 69.00%  
Non-platform software | Software          
Disaggregation of Revenue [Line Items]          
Total revenues $ 95,124 $ 126,436 $ 321,756 $ 385,987  
Business-to-business Scores | Scores          
Disaggregation of Revenue [Line Items]          
Total revenues $ 400,043 $ 268,479 $ 1,066,285 $ 693,364  
Business-to-business Scores | Scores | Revenue from Contract with Customer Benchmark | Product Concentration Risk          
Disaggregation of Revenue [Line Items]          
Percentage 87.00% 83.00% 86.00% 81.00%  
Business-to-consumer Scores | Scores          
Disaggregation of Revenue [Line Items]          
Total revenues $ 58,854 $ 55,830 $ 172,119 $ 163,659  
Business-to-consumer Scores | Scores | Revenue from Contract with Customer Benchmark | Product Concentration Risk          
Disaggregation of Revenue [Line Items]          
Percentage 13.00% 17.00% 14.00% 19.00%  
Americas          
Disaggregation of Revenue [Line Items]          
Total revenues $ 611,934 $ 470,157 $ 1,687,233 $ 1,279,034  
Americas | Revenue from Contract with Customer Benchmark | Geographic Concentration Risk          
Disaggregation of Revenue [Line Items]          
Percentage 91.00% 87.00% 90.00% 87.00%  
Americas | Scores          
Disaggregation of Revenue [Line Items]          
Total revenues $ 457,267 $ 321,154 $ 1,230,488 $ 846,102  
Americas | Software          
Disaggregation of Revenue [Line Items]          
Total revenues 154,667 149,003 456,745 432,932  
Europe, Middle East and Africa          
Disaggregation of Revenue [Line Items]          
Total revenues $ 41,423 $ 41,397 $ 127,752 $ 121,156  
Europe, Middle East and Africa | Revenue from Contract with Customer Benchmark | Geographic Concentration Risk          
Disaggregation of Revenue [Line Items]          
Percentage 6.00% 8.00% 7.00% 8.00%  
Europe, Middle East and Africa | Scores          
Disaggregation of Revenue [Line Items]          
Total revenues $ 1,072 $ 1,553 $ 5,281 $ 5,097  
Europe, Middle East and Africa | Software          
Disaggregation of Revenue [Line Items]          
Total revenues 40,351 39,844 122,471 116,059  
Asia Pacific          
Disaggregation of Revenue [Line Items]          
Total revenues $ 20,831 $ 24,861 $ 62,839 $ 74,928  
Asia Pacific | Revenue from Contract with Customer Benchmark | Geographic Concentration Risk          
Disaggregation of Revenue [Line Items]          
Percentage 3.00% 5.00% 3.00% 5.00%  
Asia Pacific | Scores          
Disaggregation of Revenue [Line Items]          
Total revenues $ 558 $ 1,602 $ 2,635 $ 5,824  
Asia Pacific | Software          
Disaggregation of Revenue [Line Items]          
Total revenues 20,273 23,259 60,204 69,104  
United States          
Disaggregation of Revenue [Line Items]          
Total revenues $ 552,400 $ 422,700 $ 1,500,000 $ 1,100,000