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Income Taxes - Operating Loss Carry Forwards (Parenthetical) (Detail)	12 Months Ended
	Jan. 02, 2016
2016 - 2020 [Member] \| Minimum [Member]
Income Taxes [Line Items]
Expiration Dates	2016
2016 - 2020 [Member] \| Maximum [Member]
Income Taxes [Line Items]
Expiration Dates	2020
2021 - 2025 [Member] \| Minimum [Member]
Income Taxes [Line Items]
Expiration Dates	2021
2021 - 2025 [Member] \| Maximum [Member]
Income Taxes [Line Items]
Expiration Dates	2025
2026 - 2030 [Member] \| Minimum [Member]
Income Taxes [Line Items]
Expiration Dates	2026
2026 - 2030 [Member] \| Maximum [Member]
Income Taxes [Line Items]
Expiration Dates	2030
2031 - 2035 [Member] \| Minimum [Member]
Income Taxes [Line Items]
Expiration Dates	2031
2031 - 2035 [Member] \| Maximum [Member]
Income Taxes [Line Items]
Expiration Dates	2035