Fair Value Measurements (Tables)

12 Months Ended

Dec. 28, 2013

Fair Value Disclosures [Abstract]

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis

Our senior unsecured notes due in 2022 and 2017 are stated at amortized cost, and their respective fair values were determined based on Level 2 criteria. The fair values and carrying values of these notes are shown in the table below:

	December 28, 2013
			Fair Value
	Carrying Value		Total		Level 1		Level 2		Level 3
Liabilities:
Senior unsecured notes, 5.25% due 2017	$	300,000	$	318,000	$	—	$	318,000	$	—
Senior unsecured notes, 5.00% due 2022	298,454		301,200		—		301,200		—
	$	598,454	$	619,200	$	—	$	619,200	$	—

	December 29, 2012
			Fair Value
	Carrying Value		Total		Level 1		Level 2		Level 3
Liabilities:
Senior unsecured notes, 5.25% due 2017	$	300,000	$	326,000	$	—	$	326,000	$	—
Senior unsecured notes, 5.00% due 2022	298,275		307,000		—		307,000		—
	$	598,275	$	633,000	$	—	$	633,000	$	—

As of December 28, 2013, our assets and liabilities measured at fair value on a recurring basis are categorized in the table below:

	December 28, 2013
	Total		Level 1		Level 2		Level 3
Assets:
Cash equivalents, consisting primarily of money market accounts and short-term certificates of deposit	$	50,735	$	50,735	$	—	$	—
Marketable trading securities (a)	53,856		53,856		—		—
Derivative assets	2,942		—		2,942		—
Total assets at fair value	$	107,533	$	104,591	$	2,942	$	—
Liabilities:
Derivative liabilities	$	8,887	$	—	$	8,887	$	—
Contingent consideration	3,650		—		—		3,650
Total liabilities at fair value	$	12,537	$	—	$	8,887	$	3,650

(a) Included in other current assets in our consolidated balance sheet.

As of December 29, 2012, our assets and liabilities measured at fair value on a recurring basis are categorized in the table below:

	December 29, 2012
	Total		Level 1		Level 2		Level 3
Assets:
Cash equivalents, consisting primarily of money market accounts and short-term certificates of deposit	$	189,381	$	189,381	$	—	$	—
Marketable trading securities (a)	46,938		46,938		—		—
Derivative assets	2,897		—		2,897		—
Total assets at fair value	$	239,216	$	236,319	$	2,897	$	—
Liabilities:
Derivative liabilities	$	3,776	$	—	$	3,776	$	—
Total liabilities at fair value	$	3,776	$	—	$	3,776	$	—

(a) Included in other current assets in our consolidated balance sheet.