Income Taxes - Additional Information (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 30, 2017	Dec. 31, 2016	Jan. 02, 2016
Income Taxes [Line Items]
Effective income tax rates		(10.00%)	(60.00%)	13.00%
Variation of effective tax rate from federal statutory tax rate		35.00%	35.00%	35.00%
Decrease to deferred tax liabilities		$ 173,000
Adjustment to deferred income tax benefit		173,000
Increase to deferred tax liabilities		4,000
Adjustment to other long-term liabilities		4,000
Deferred tax assets, related to federal and state net operating losses		$ 86,246	$ 162,511
Operating loss carryforward expiration start year		2018
Operating loss carryforward expiration end year		2037
Decrease in unrecognized tax benefits reasonably possible		$ 64,000
Unrecognized tax benefits that would impact tax rate if recognized		60,000	43,000	$ 40,000
Other Tax Benefits [Member]
Income Taxes [Line Items]
Accrued interest and penalties related to unrecognized tax benefits		5,000	$ 4,000	$ 4,000
Federal [Member]
Income Taxes [Line Items]
Deferred tax assets, related to federal and state net operating losses		86,000
State [Member]
Income Taxes [Line Items]
Minimum tax credit carryforwards		$ 12,000
Scenario Forecast [Member]
Income Taxes [Line Items]
Variation of effective tax rate from federal statutory tax rate	21.00%