Derivative Financial Instruments and Fair Value Measurements (Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis ) (Details) - USD ($) $ in Thousands		Jul. 02, 2016	Jan. 02, 2016
Fair Value, Inputs, Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Inventories Carried At Market			$ 0
Fair Value, Inputs, Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Contingent Consideration		$ (15,051)	(21,010)
Fair Value, Measurements, Recurring [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Inventories Carried At Market	[1]	9,290	5,945
Contingent Consideration	[2]	(15,051)	(21,010)
Embedded Derivative	[3]	2,944	3,409
Fair Value, Measurements, Recurring [Member] | Foreign Exchange Forward [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative Asset Notional Amount		104	311	[4]
Fair Value, Measurements, Recurring [Member] | Short [Member] | Future And Forward Contracts [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Unrealized Derivative Asset	[5]	1,890	748
Unrealized Derivative Liability	[5]	(2,023)	(1,417)
Fair Value, Measurements, Recurring [Member] | Long [Member] | Future And Forward Contracts [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Unrealized Derivative Asset	[5]	114	21
Unrealized Derivative Liability	[5]	(150)	(36)
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Inventories Carried At Market	[1]	0
Contingent Consideration	[2]	0	0
Embedded Derivative	[3]	0	0
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | Foreign Exchange Forward [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative Asset Notional Amount		0	0	[4]
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | Short [Member] | Future And Forward Contracts [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Unrealized Derivative Asset	[5]	429	0
Unrealized Derivative Liability	[5]	0	(10)
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | Long [Member] | Future And Forward Contracts [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Unrealized Derivative Asset	[5]	0	0
Unrealized Derivative Liability	[5]	0	0
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Inventories Carried At Market	[1]	9,290	5,945
Contingent Consideration	[2]	0	0
Embedded Derivative	[3]	0	0
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Foreign Exchange Forward [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative Asset Notional Amount		104	311	[4]
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Short [Member] | Future And Forward Contracts [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Unrealized Derivative Asset	[5]	1,461	748
Unrealized Derivative Liability	[5]	(2,023)	(1,407)
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Long [Member] | Future And Forward Contracts [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Unrealized Derivative Asset	[5]	114	21
Unrealized Derivative Liability	[5]	(150)	(36)
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Inventories Carried At Market	[1]	0	0
Contingent Consideration	[2]	(15,051)	(21,010)
Embedded Derivative	[3]	2,944	3,409
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | Foreign Exchange Forward [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative Asset Notional Amount		0	0	[4]
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | Short [Member] | Future And Forward Contracts [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Unrealized Derivative Asset	[5]	0	0
Unrealized Derivative Liability	[5]	0	0
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | Long [Member] | Future And Forward Contracts [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Unrealized Derivative Asset	[5]	0	0
Unrealized Derivative Liability	[5]	$ 0	$ 0

[1] Inventories carried at market are included in inventories on the consolidated balance sheets.

[2] Contingen t consideration obligations are included in long-term liabilities (including the current portion thereof) on the consolidated balance sheets.

[3] The embedded derivative is included in other assets (long-term) on the consolidated balance sheets.

[4] The forward foreign currency contracts are included in accounts receivable or accounts payable and accrued liabilities on the consolidated balance sheets.

[5] Unrealized short-term derivative asset is included in prepaid expenses and other current assets, unrealized long-term derivative asset is included in other assets, unrealized short-term derivative liability is included in other current liabilities and unrealized long-term derivative liability is included in long-term liabilities on the consolidated balance sheets.