Income Taxes Income Taxes - Narrative (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 30, 2017	Dec. 31, 2016	Jan. 02, 2016
Operating Loss Carryforwards [Line Items]
Income tax expense/(benefit)	$ (69,154)	$ 15,315	$ 13,501
Tax Cuts And Jobs Act Of 2017, Incomplete Accounting, Change In Tax Rate, Deferred Tax Asset, Provisional Income Tax Expense (Benefit)	88,900
Deferred tax asset, provisional income tax Benefit	75,000
Tax Cuts And Jobs Act Of 2017, Incomplete Accounting, Transition Tax For Accumulated Foreign Earnings, Provisional Liability	26,200
Tax Cuts And Jobs Act Of 2017, Incomplete Accounting, Transition Tax For Accumulated Foreign Earnings, Release Of Tax Liability	38,300
Tax Cuts And Jobs Act Of 2017, Incomplete Accounting, Transition Tax For Accumulated Foreign Earnings, Provisional Income Tax Expense (Benefit)	12,100
Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Amount	62,900
Foreign Income Tax Expense (Benefit), Continuing Operations	13,900
Deferred Foreign Income Tax Expense (Benefit)	$ 4,400
Foreign Income Tax Expense (Benefit), Tax Exempt Dividends, Percentage	100.00%
Foreign Income Tax Expense (Benefit), Tax Exempt Dividends	$ 9,600
Operating Loss Carryforward, Amount Relating to May 2002 Recapitalization	2,100
Operating Loss Carryforwards Limitation on Use Per Year	700
Deferred Tax Assets, Tax Credit Carryforwards, Foreign	5,600
Deferred Tax Assets, Operating Loss Carryforwards, Not Subject to Expiration	89,300
Deferred Tax Assets, Operating Loss Carryforwards, Foreign	192,000
Deferred Tax Assets, Valuation Allowance	2,800
Operating Loss Carryforwards, Valuation Allowance	21,700
Unrecognized Tax Benefits	2,384	4,667	$ 5,604
Indemnity Receivable	3,000
Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit	2,000
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense	1,300
Deferred Tax Liabilities, Undistributed Foreign Earnings	8,045	$ 49,196
Internal Revenue Service (IRS)
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards	138,200
Tax Credit Carryforward, Amount	1,400
Foreign Tax Authority
Operating Loss Carryforwards [Line Items]
Tax Credit Carryforward, Amount	102,700
State and Local Jurisdiction
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards	$ 203,900