Revenue (Tables)

9 Months Ended

Jun. 30, 2025

Revenue from Contract with Customer [Abstract]

Schedule of disaggregated revenues

			Technology Solutions Segment
	High
	Performance
	Products		United						Consolidated
Three months ended June 30,	Segment		Kingdom		U.S.		Total		Total
	(Amounts in thousands)
2025
Timing of Revenue Recognition
Transferred at a point in time where CSPi is principal	$	9	$	78	$	10,666	$	10,744	$	10,753
Transferred at a point in time where CSPi is agent		—		—		1,673		1,673		1,673
Transferred over time where CSPi is principal		375		83		2,564		2,647		3,022
Total Revenue	$	384	$	161	$	14,903	$	15,064	$	15,448
Geography
United States	$	368	$	21	$	11,373	$	11,394	$	11,762
Americas (excluding United States)		—		—		3,523		3,523		3,523
Europe		—		140		—		140		140
APAC and Africa		16		—		7		7		23
Total Revenue	$	384	$	161	$	14,903	$	15,064	$	15,448
2024
Timing of Revenue Recognition
Transferred at a point in time where CSPi is principal	$	279	$	118	$	7,741	$	7,859	$	8,138
Transferred at a point in time where CSPi is agent		—		10		2,122		2,132		2,132
Transferred over time where CSPi is principal		300		51		2,484		2,535		2,835
Total Revenue	$	579	$	179	$	12,347	$	12,526	$	13,105
Geography
United States	$	286	$	16	$	10,263	$	10,279	$	10,565
Americas (excluding United States)		—		—		1,878		1,878		1,878
Europe		—		163		199		362		362
APAC and Africa		293		—		7		7		300
Total Revenue	$	579	$	179	$	12,347	$	12,526	$	13,105

			Technology Solutions Segment
	High
	Performance
	Products		United						Consolidated
Nine months ended June 30,	Segment		Kingdom		U.S.		Total		Total
	(Amounts in thousands)
2025
Timing of Revenue Recognition
Transferred at a point in time where CSPi is principal	$	367	$	628	$	29,426	$	30,054	$	30,421
Transferred at a point in time where CSPi is agent		—		24		4,921		4,945		4,945
Transferred over time where CSPi is principal		1,094		168		7,637		7,805		8,899
Total Revenue	$	1,461	$	820	$	41,984	$	42,804	$	44,265
Geography
United States	$	1,287	$	114	$	37,568	$	37,682	$	38,969
Americas (excluding United States)		4		—		4,139		4,139		4,143
Europe		—		706		270		976		976
Asia-Pacific		170		—		7		7		177
Total Revenue	$	1,461	$	820	$	41,984	$	42,804	$	44,265
2024
Timing of Revenue Recognition
Transferred at a point in time where CSPi is principal	$	3,036	$	500	$	24,949	$	25,449	$	28,485
Transferred at a point in time where CSPi is agent		—		14		5,637		5,651		5,651
Transferred over time where CSPi is principal		757		167		7,126		7,293		8,050
Total Revenue	$	3,793	$	681	$	37,712	$	38,393	$	42,186
Geography
United States	$	3,457	$	60	$	33,444	$	33,504	$	36,961
Americas (excluding United States)		3		—		3,561		3,561		3,564
Europe		4		617		346		963		967
Asia-Pacific		329		4		361		365		694
Total Revenue	$	3,793	$	681	$	37,712	$	38,393	$	42,186

Schedule of revenue, performance obligations

Fiscal Year	(Amounts in thousands)
2025 (remaining 3 months)	$	338
2026		1,120
2027		1,009
2028		922
2029		222
	$	3,611