Amtech Systems, Inc. Annual report pursuant to Section 13 and 15(d)

Annual report pursuant to Section 13 and 15(d)

Business Segments (Details)

Business Segments (Details) $ in Thousands	3 Months Ended								12 Months Ended
Business Segments (Details) $ in Thousands	Sep. 30, 2016 USD ($)	Jun. 30, 2016 USD ($)	Mar. 31, 2016 USD ($)	Dec. 31, 2015 USD ($)	Sep. 30, 2015 USD ($)	Jun. 30, 2015 USD ($)	Mar. 31, 2015 USD ($)	Dec. 31, 2014 USD ($)	Sep. 30, 2016 USD ($) segment	Sep. 30, 2015 USD ($)	Sep. 30, 2014 USD ($)	Dec. 24, 2014
Segment Reporting Information [Line Items]
Number of operating segments \| segment									3
Net revenue	$ 42,409	$ 33,342	$ 22,483	$ 22,074	$ 28,198	$ 40,016	$ 24,273	$ 12,396	$ 120,308	$ 104,883	$ 56,501
Operating loss									(7,908)	(13,521)	(13,089)
Capital expenditures									978	610	462
Depreciation and amortization									2,974	3,357	2,410
Identifiable assets	118,430				125,456				118,430	125,456
Goodwill - Net	11,119				10,535				11,119	10,535
Solar
Segment Reporting Information [Line Items]
Capital expenditures									235	411	282
Depreciation and amortization									2,014	2,940	2,236
Goodwill - Net	5,328				5,344				5,328	5,344
Semiconductor
Segment Reporting Information [Line Items]
Capital expenditures									692	136	110
Depreciation and amortization									870	318	40
Goodwill - Net	5,063				4,463				5,063	4,463
Polishing
Segment Reporting Information [Line Items]
Capital expenditures									51	63	70
Depreciation and amortization									90	99	134
Goodwill - Net	728				728				$ 728	728
SoLayTec, B.V.
Segment Reporting Information [Line Items]
Percentage of voting interests acquired												51.00%
Product Concentration Risk \| Sales Revenue, Product Line \| Semiconductor
Segment Reporting Information [Line Items]
Concentration risk, percentage									25.00%
Operating Segments \| Solar
Segment Reporting Information [Line Items]
Net revenue									$ 60,946	56,689	36,069
Operating loss									(6,696)	(5,056)	(11,010)
Identifiable assets	42,962				45,717				42,962	45,717
Operating Segments \| Semiconductor
Segment Reporting Information [Line Items]
Net revenue									50,637	37,250	9,779
Operating loss									3,904	(1,268)	851
Identifiable assets	51,985				46,912				51,985	46,912
Operating Segments \| Polishing
Segment Reporting Information [Line Items]
Net revenue									8,725	10,944	10,653
Operating loss									1,588	2,250	2,805
Identifiable assets	4,819				5,793				4,819	5,793
Corporate, Non-Segment
Segment Reporting Information [Line Items]
Operating loss									(6,704)	(9,447)	$ (5,735)
Identifiable assets	$ 18,664				$ 27,034				$ 18,664	$ 27,034