Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Mar. 31, 2024	Mar. 31, 2023
Statement of Comprehensive Income [Abstract]
Revenue	$ 126,795	$ 131,557	$ 384,038	$ 398,687
Cost of services (exclusive of depreciation and amortization presented separately below)	87,083	91,693	271,163	287,636
Selling, general and administrative	23,565	22,139	71,462	64,946
Depreciation and amortization	4,865	4,674	14,853	13,933
Total operating expenses	115,513	118,506	357,478	366,515
Income from operations	11,282	13,051	26,560	32,172
Interest income	431	205	1,529	391
Interest expense	(124)	(105)	(339)	(553)
Income before income taxes	11,589	13,151	27,750	32,010
Provision for income tax expense	(1,279)	(1,872)	(3,940)	(4,938)
Net income	10,310	11,279	23,810	27,072
Other comprehensive income / (loss)
Foreign currency translation adjustments	(288)	(1,039)	(310)	(2,162)
Unrealized (loss) / gain on cash flow hedging instruments, net of tax	(131)	216	70	769
Total other comprehensive loss	(419)	(823)	(240)	(1,393)
Total comprehensive income	$ 9,891	$ 10,456	$ 23,570	$ 25,679
Net income per share
Basic (in dollars per share)	$ 0.59	$ 0.62	$ 1.33	$ 1.49
Diluted (in dollars per share)	$ 0.57	$ 0.59	$ 1.29	$ 1.44
Weighted average common shares outstanding
Basic (in shares)	17,468	18,230	17,880	18,179
Diluted (in shares)	18,036	19,065	18,458	18,861