Revenue from Contracts with Customers - Schedule of Revenues Disaggregated by Major Revenue Categories and by Occurrence (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2022	Dec. 31, 2021
Disaggregation Of Revenue [Line Items]
Total revenues	$ 161,877	$ 149,721	$ 474,622	$ 445,091
Subscription Services
Disaggregation Of Revenue [Line Items]
Total revenues	45,850	41,158	132,025	120,581
Support And Maintenance
Disaggregation Of Revenue [Line Items]
Total revenues	37,382	38,246	114,670	115,736
Managed Services
Disaggregation Of Revenue [Line Items]
Total revenues	32,963	27,521	94,663	83,636
Transactional And Data Services
Disaggregation Of Revenue [Line Items]
Total revenues	32,525	27,571	90,624	82,533
Recurring Revenue
Disaggregation Of Revenue [Line Items]
Total revenues	148,720	134,496	431,982	402,486
Software License and Hardware
Disaggregation Of Revenue [Line Items]
Total revenues	5,258	8,920	19,373	24,202
Other Non-recurring Services
Disaggregation Of Revenue [Line Items]
Total revenues	7,899	6,305	23,267	18,403
Software, Hardware, and Other Non-recurring
Disaggregation Of Revenue [Line Items]
Total revenues	$ 13,157	$ 15,225	$ 42,640	$ 42,605