Revenue - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Unearned Revenue (Details)
Total Revenue	$ 106,089	$ 109,306
North America, primarily the United States
Unearned Revenue (Details)
Total Revenue	79,695	83,465
Europe, Middle East & Africa
Unearned Revenue (Details)
Total Revenue	14,390	15,877
Rest of world
Unearned Revenue (Details)
Total Revenue	12,004	9,964
Transferred at a point in time
Unearned Revenue (Details)
Total Revenue	79,394	85,486
Transferred over time
Unearned Revenue (Details)
Total Revenue	$ 26,695	$ 23,820