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Stock Repurchase Program (Detail) - USD ($) | 3 Months Ended | 9 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | ---
Oct. 04, 2015 | Oct. 04, 2015 | Nov. 01, 2015 | Aug. 03, 2015 | Apr. 30, 2014 | Nov. 30, 2011
Equity, Class of Treasury Stock [Line Items] |  |  |  |  |  |
Stock repurchased during period, in dollars |  | $ 126,351,000 |  |  |  |
Repurchase Program 2011 |  |  |  |  |  |
Equity, Class of Treasury Stock [Line Items] |  |  |  |  |  |
Authorized common stock to be repurchased |  |  |  |  |  | $ 80,000,000
Repurchase Program 2014 |  |  |  |  |  |
Equity, Class of Treasury Stock [Line Items] |  |  |  |  |  |
Authorized common stock to be repurchased |  |  |  |  | $ 50,000,000 |
Stock repurchased during period, shares | 895,000 | 1,079,000 |  |  |  |
Stock repurchased during period, in dollars | $ 42,415,000 | $ 50,000,000 |  |  |  |
Repurchase Program 2015 |  |  |  |  |  |
Equity, Class of Treasury Stock [Line Items] |  |  |  |  |  |
Authorized common stock to be repurchased |  |  |  | $ 100,000,000 |  |
Stock repurchased during period, shares |  | 2,311,000 |  |  |  |
Stock repurchased during period, in dollars |  | $ 83,936,000 |  |  |  |
Subsequent Event | Repurchase Program November 2015 |  |  |  |  |  |
Equity, Class of Treasury Stock [Line Items] |  |  |  |  |  |
Authorized common stock to be repurchased |  |  | $ 100,000,000 |  |  |

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- Definition Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29, 30 -Article 5 + Details
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