Schedule of Realized Gains and (Losses) (Detail) (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | 9 Months Ended | ||
---|---|---|---|---|
Sep. 28, 2014
|
Sep. 29, 2013
|
Sep. 28, 2014
|
Sep. 29, 2013
|
|
Available For Sale Investment Securities Gross Realized Gain Losses [Line Items] | ||||
Realized gains | $ 986 | $ 235 | $ 1,677 | $ 569 |
Realized (losses) |