Business Acquisitions - Allocation of Purchase Price of Assets Acquired and Liabilities Assumed Based on the Fair Value (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended		12 Months Ended
	Jan. 15, 2015	Sep. 26, 2015	Sep. 27, 2014	Sep. 26, 2015	Sep. 27, 2014	Mar. 28, 2015
Business Acquisition [Line Items]
Value of shares grant as compensation	$ 2,000			$ 497
Cash compensation	$ 200
Allocated acquisition related compensation expenses				539
Shares grant as compensation	513,328
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill						$ 4,900
Business Combination, Integration Related Costs		$ 40	$ 0	$ 194	$ 0	800
Topwin [Member]
Business Acquisition [Line Items]
Payments to Acquire Businesses, Gross	$ 7,600
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares	748,944
Business Acquisition, Equity Interest Issued or Issuable, Value Assigned	$ 2,900
Business Combination, Contingent Consideration Arrangements, Shares Issued or Issuable	374,472
Business Combination, Contingent Consideration, Liability	$ 400
Business Combination, Non-Contingent Consideration Arrangements, Shares Issued or Issuable	374,472
Business Combination, Non-Contingent Consideration, Liability	$ 2,500
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares, Issuance Period	3 years
Acquisition-related Costs [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Receivables	$ 454
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net	10,520
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Inventory	544
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Prepaid Expense and Other Assets	295
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment	23
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	3,618
Goodwill, Gross	7,445
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities	$ (1,859)
Topwin [Member]
Business Acquisition [Line Items]
Acquired intangibles						$ 3,500
Minimum [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	1 year
Maximum [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	10 years