v3.6.0.2

Investments (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Jan. 28, 2017 | Jan. 30, 2016
Schedule of Investments, Reported Amounts, by Category [Line Items] |  |
Short-term investments | $ 98,530 | $ 226,027
Current available for sale Securities Unrecognized Holding Gain | 101 | 477
Current Available for Sale Securities Unrecognized Holding Loss | (364) | (435)
Long-term investments | 77,904 | 71,953
Long-Term Available for Sale Securities Unrecognized Holding Gain | 133 | 22
Long-Term Available for Sale Securities Unrecognized Holding Loss | (111) | (222)
Available-for-sale Securities [Member] | Carrying value |  |
Schedule of Investments, Reported Amounts, by Category [Line Items] |  |
Short-term investments | 98,793 | 225,985
Long-term investments | $ 77,882 | $ 72,153

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