Shareholders' Equity - Issuance of Common Stock (Details) $ in Thousands	12 Months Ended
	Oct. 01, 2016 USD ($)
Class of Stock [Line Items]
Public offering	$ 79,695
Less: Underwriting discounts and commissions	(4,782)
Less: Other expenses	(612)
Issuance of common stock	74,301
Common Stock [Member]
Class of Stock [Line Items]
Public offering	474
Issuance of common stock	474
Additional Paid-in Capital [Member]
Class of Stock [Line Items]
Public offering	79,221
Less: Underwriting discounts and commissions	(4,782)
Less: Other expenses	(612)
Issuance of common stock	$ 73,827