Fair Value of Intangible Assets (Details) - Reach Technology Inc. $ in Thousands	May 24, 2016 USD ($)
Acquired Finite Lived Intangible Assets [Line Items]
Intangible assets	$ 4,037
Customer Relationships
Acquired Finite Lived Intangible Assets [Line Items]
Intangible assets	$ 2,850
Amortization Period of intangible assets	15 years
Developed Technology
Acquired Finite Lived Intangible Assets [Line Items]
Intangible assets	$ 505
Amortization Period of intangible assets	7 years
Trademarks and Trade Names
Acquired Finite Lived Intangible Assets [Line Items]
Intangible assets	$ 243
Amortization Period of intangible assets	10 years
Backlog
Acquired Finite Lived Intangible Assets [Line Items]
Intangible assets	$ 439
Amortization Period of intangible assets	1 year