Income Taxes (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Oct. 01, 2016	Sep. 30, 2017	Oct. 01, 2016	Dec. 31, 2016
Income Tax Contingency [Line Items]
Income tax expense	$ 86,227,000	$ 18,294,000	$ 51,883,000	$ 31,858,000
Effective income tax rate	(317.30%)	41.20%	(28.80%)	42.30%
Valuation allowance recorded against deferred tax assets	$ 111,400,000		$ 111,400,000
Deferred tax receivable	75,000,000		75,000,000
Deferred tax assets, net	46,221,000		46,221,000		$ 174,097,000
Unrecognized tax benefits	37,000,000		37,000,000
Unrecognized tax benefits that would impact effective tax rate	28,500,000		28,500,000
Domestic Tax Authority [Member]
Income Tax Contingency [Line Items]
Deferred tax assets, net	41,900,000		41,900,000
Minimum [Member]
Income Tax Contingency [Line Items]
Potential decreases in underlying unrecognized tax benefits	0		0
Maximum [Member]
Income Tax Contingency [Line Items]
Potential decreases in underlying unrecognized tax benefits	$ 5,500,000		$ 5,500,000