Taxes (Detail) - USD ($)
$ in Thousands |
|
3 Months Ended |
|
Jan. 01, 2018 |
Apr. 01, 2018 |
Apr. 02, 2017 |
Dec. 31, 2017 |
| Income Tax [Line Items] |
|
|
|
|
| Income tax provision at federal statutory corporate tax rate |
|
21.00%
|
35.00%
|
|
| Foreign tax rate differential |
|
7.00%
|
18.00%
|
|
| Discrete tax benefit related to stock option exercises |
|
13.00%
|
33.00%
|
|
| Increase in reserves for income taxes, net of deferred tax benefit |
|
$ 484
|
|
|
| Interest and penalties included in reserve |
|
70
|
|
|
| Liability for uncertain tax positions |
|
7,986
|
|
|
| Reserve for income taxes classified as a noncurrent iability |
|
6,958
|
|
$ 6,488
|
| Reserve for income taxes classified an noncurrent deferred tax assets |
|
1,028
|
|
|
| Interest and penalties, gross |
|
847
|
|
|
| Minimum decrease in income tax expense due to release in reserves |
|
1,100
|
|
|
| Maximum decrease in income tax expense due to release in reserves |
|
$ 1,200
|
|
|
| Tax years open to examination by Internal Revenue Service |
|
2014 through 2017
|
|
|
| Tax years open to examination by various taxing authorities for other entities |
|
2013 through 2017
|
|
|
| Accounting Standards Update 2016-16 |
|
|
|
|
| Income Tax [Line Items] |
|
|
|
|
| Cumulative effect on retained earnings |
$ 5,961
|
|
|
|
| Foreign tax authority | Ireland |
|
|
|
|
| Income Tax [Line Items] |
|
|
|
|
| Income tax provision at federal statutory corporate tax rate |
|
12.50%
|
|
|
| Foreign tax authority | China |
|
|
|
|
| Income Tax [Line Items] |
|
|
|
|
| Income tax provision at federal statutory corporate tax rate |
|
25.00%
|
|
|