Stockholders' Equity - Reclassifications from AOCI (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2023
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Selling, general and administrative	$ 108,738	$ 93,143	$ 88,663
Provision for income taxes	(9,068)	(7,331)	(8,744)
Net income	36,864	33,655	31,582
Foreign Currency Translation Adjustment | Reclassification out of Accumulated Other Comprehensive Income
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Selling, general and administrative	0	0	173
Derivative Valuation | Reclassification out of Accumulated Other Comprehensive Income
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Cost of services	(32)	(257)	(1,201)
Interest expense	0	0	45
Provision for income taxes	285	(44)	162
Net income	253	(301)	(994)
Defined Benefit Plan | Reclassification out of Accumulated Other Comprehensive Income
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Cost of services	$ 0	$ 0	$ (89)