Goodwill and Intangible Assets-Intangible Assets (Details) (USD $) In Thousands, unless otherwise specified	Mar. 30, 2014	Mar. 31, 2013
Finite-life intangible assets
Gross Amount	$ 10,351	$ 8,849
Accumulated Amortization	(3,069)	(2,398)
Net	7,282	6,451
Indefinite-life intangible assets	1,227	1,227
Intangible assets, Gross Carrying Amount	11,578	10,076
Intangible assets, Accumulated Amortization	(3,069)	(2,398)
Total intangible assets, net	8,509	7,678
Customer relationships [Member]
Finite-life intangible assets
Gross Amount	6,913	5,508
Accumulated Amortization	(1,292)	(981)
Net	5,621	4,527
Trademarks [Member]
Finite-life intangible assets
Gross Amount	1,335	1,240
Accumulated Amortization	(421)	(274)
Net	914	966
Trade secrets [Member]
Finite-life intangible assets
Gross Amount	962	962
Accumulated Amortization	(768)	(640)
Net	194	322
Carrier relationships [Member]
Finite-life intangible assets
Gross Amount	800	800
Accumulated Amortization	(257)	(177)
Net	543	623
Other finite-life intangible assets [Member]
Finite-life intangible assets
Gross Amount	341	339
Accumulated Amortization	(331)	(326)
Net	$ 10	$ 13

Intangible assets accumulated amortization.

No definition available.

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- Definition

Intangible assets gross carrying amount.

+ References

No definition available.

+ Details

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- Definition

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 2

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=7658586&loc=d3e16323-109275

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 142

-Paragraph 45

-Subparagraph a(1)

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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- Definition

Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

+ Details

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- Definition

Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

+ Details

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- Definition

Carrying amount of assets (excluding financial assets) that lack physical substance, excluding goodwill, having a projected indefinite period of benefit.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 2

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=7658586&loc=d3e16323-109275

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 142

-Paragraph 45

-Subparagraph b

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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- Definition

Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 45

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16212-109274

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 2

-Subparagraph ((a)(1),(b))

-URI http://asc.fasb.org/extlink&oid=7658586&loc=d3e16323-109275

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 142

-Paragraph 42, 45

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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