CAPITAL STOCK - Additional Information, Preferred Stock Purchase Rights (Detail) |
3 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|
|
Jul. 01, 2017
$ / shares
|
Dec. 30, 2017
$ / shares
|
Dec. 31, 2016
$ / shares
|
Dec. 31, 2016
SEK / shares
|
|
| Class of Stock [Line Items] | ||||
| Preferred Stock Conversion Rate Number Of Common Stock Shares | $ 6.1627 | $ 6.1667 | ||
| Series A Preferred Stock | ||||
| Class of Stock [Line Items] | ||||
| Preferred stock purchase right, purchase rights granted per share of common stock | SEK / shares | SEK 1 | |||
| Preferred stock purchase right, exercise price (USD per right) | $ 220 | |||
| Preferred stock purchase right, expiration date | Mar. 10, 2016 | |||