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Income Taxes - Components of Deferred Tax Assets and Liabilities (Detail) - USD ($) $ in Thousands | Sep. 30, 2019 | Sep. 30, 2018
--- | --- | ---
Deferred tax assets: |  |
Deferred revenue | $ 30,659 | $ 30,596
Employee compensation and benefits | 76,327 | 72,218
Intangible assets, computer software and intellectual property | 11,805 | 9,793
Tax credits, net capital and operating loss carryforwards | 153,062 | 184,450
Other | 73,249 | 49,732
Total deferred tax assets | 345,102 | 346,789
Valuation allowances | (85,533) | (112,727)
Total deferred tax assets, net | 259,569 | 234,062
Deferred tax liabilities: |  |
Anticipated withholdings on subsidiaries' earnings | (70,961) | (68,394)
Intangible assets, computer software and intellectual property | (104,926) | (114,094)
Other | (81,736) | (31,750)
Total deferred tax liabilities | (257,623) | (214,238)
Net deferred tax assets | $ 1,946 | $ 19,824

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