STOCK-BASED COMPENSATION - Schedule of Restricted Shares and Performance Stock Units (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
Dec. 29, 2013	Dec. 28, 2014
Restricted shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Quantity	339	168
Weighted average fair value per award (USD per award)	$ 24.72	$ 25.59
Performance stock units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Quantity	332	403
Weighted average fair value per award (USD per award)	$ 26.27	$ 27.54
Symmetricom \| Stock options assumed from acquisition
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Quantity options assumed from acquisition	578
Weighted average fair value options assumed from acquisition (USD per option)	$ 7.01

Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Assumed in Period

No definition available.

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- Definition

Share Based Compensation Arrangement by Share Based Payment Award, Equity Instruments Other than Options, Assumed in Period, Weighted Average Grant Date Fair Value

+ References

No definition available.

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- Definition

The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(2)(i)-(ii)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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- Definition

The weighted average fair value of nonvested awards on equity-based plans excluding option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, revenue or profit achievement stock award plan) for which the employer is contingently obligated to issue equity instruments or transfer assets to an employee who has not yet satisfied service or performance criteria necessary to gain title to proceeds from the sale of the award or underlying shares or units.

+ References

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