Revenue Recognition - Additional Information (Detail 1)	Mar. 31, 2021	Mar. 31, 2020
Minimum | Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date: 2020-04-01
Revenue Recognition [Line Items]
Performance obligations, customer satisfaction period		1 month
Minimum | Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date: 2021-04-01
Revenue Recognition [Line Items]
Performance obligations, customer satisfaction period	1 month
Maximum | Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date: 2020-04-01
Revenue Recognition [Line Items]
Performance obligations, customer satisfaction period		21 months
Maximum | Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date: 2021-04-01
Revenue Recognition [Line Items]
Performance obligations, customer satisfaction period	19 months