Capital Assets (Goodwill) (Details) $ in Thousands	6 Months Ended
	Apr. 02, 2016 USD ($)
Goodwill [Line Items]
Goodwill, Beginning Balance	$ 27,677
Adjustment related to finalization of purchase accounting	(530)	[1]
Currency translation gain (loss)	(230)
Goodwill, Ending Balance	26,917
Test [Member]
Goodwill [Line Items]
Goodwill, Beginning Balance	26,243
Adjustment related to finalization of purchase accounting	(530)	[1]
Currency translation gain (loss)	(244)
Goodwill, Ending Balance	25,469
Sensors [Member]
Goodwill [Line Items]
Goodwill, Beginning Balance	$ 1,434
Adjustment related to finalization of purchase accounting		[1]
Currency translation gain (loss)	$ 14
Goodwill, Ending Balance	$ 1,448

[1] Goodwill from our acquisition of Instrument and Calibration Sweden AB (ICS) was determined to be customer lists and reclassified to intangible assets. Refer to Note 16 for information related to our acquisition of ICS.