Fair Value Measurements - Schedule of Assets and Liabilities Measured at Fair Value on a Recurring Basis (Detail) - Fair Value, Measurements, Recurring [Member] - USD ($) $ in Thousands	Dec. 31, 2023	Mar. 31, 2023
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash equivalents	$ 532,112	$ 757,600
Short-term investments	30,000
Interest rate cap contracts	48,898
Total assets measured at fair value on a recurring basis	611,010	757,600
Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash equivalents	532,112	757,600
Short-term investments	30,000
Total assets measured at fair value on a recurring basis	562,112	$ 757,600
Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Interest rate cap contracts	48,898
Total assets measured at fair value on a recurring basis	$ 48,898