Revenue - Summary of Revenue by Region based on the Shipping Address of Customers (Details) - USD ($) $ in Thousands	3 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Disaggregation of Revenue [Line Items]
Revenue	$ 60,864	$ 64,513
Service
Disaggregation of Revenue [Line Items]
Revenue	$ 60,864	$ 64,513
Revenue | Geographic Concentration Risk | Service
Disaggregation of Revenue [Line Items]
Percentage of Revenue	100.00%	100.00%
United States
Disaggregation of Revenue [Line Items]
Revenue	$ 43,326	$ 48,108
United States | Revenue | Geographic Concentration Risk
Disaggregation of Revenue [Line Items]
Percentage of Revenue	71.00%	75.00%
United Kingdom
Disaggregation of Revenue [Line Items]
Revenue	$ 14,355	$ 11,975
United Kingdom | Revenue | Geographic Concentration Risk
Disaggregation of Revenue [Line Items]
Percentage of Revenue	24.00%	19.00%
Canada
Disaggregation of Revenue [Line Items]
Revenue	$ 2,170	$ 3,039
Canada | Revenue | Geographic Concentration Risk
Disaggregation of Revenue [Line Items]
Percentage of Revenue	3.00%	4.00%
Other
Disaggregation of Revenue [Line Items]
Revenue	$ 1,013	$ 1,391
Other | Revenue | Geographic Concentration Risk
Disaggregation of Revenue [Line Items]
Percentage of Revenue	2.00%	2.00%