Acquisitions, Purchase Price (Details) - USD ($) $ in Thousands		3 Months Ended
	Jan. 26, 2016	Dec. 31, 2016	Jan. 02, 2016	Sep. 30, 2016
Business Acquisition [Line Items]
Goodwill		$ 7,631	$ 1,435	$ 7,794
Expenses related to acquisition		0	316
Bassi S.r.l. Unipersonale [Member]
Business Acquisition [Line Items]
Purchase price	$ 19,100
Cash	10,800
Value of stock issued for acquisition	4,800
Payment of assumed liability	3,500
Intangible assets	10,200
Goodwill	6,400
Other assets, net of liabilities	$ 2,500
Term of liability for acquisition	3 years
Expenses related to acquisition		$ 0	$ 316