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Treasury Stock Acquisition (Detail) $ in Thousands | 6 Months Ended
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Jun. 30, 2016 USD ($) shares
Schedule of Treasury Stock [Line Items] |
Treasury shares at beginning of period | shares | 43,207,240
Treasury shares at end of period | shares | 43,376,292
Treasury shares at beginning of period | $ 907,045
Treasury stock acquired, cost | 3,611
Treasury shares at end of period | $ 910,656
Stock Buyback Program |
Schedule of Treasury Stock [Line Items] |
Treasury stock acquired, shares | shares | 8,488
Treasury stock acquired, cost | $ 183
Long Term Incentive Plan |
Schedule of Treasury Stock [Line Items] |
Treasury stock acquired, shares | shares | 160,564
Treasury stock acquired, cost | $ 3,428

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- Definition Number of common and preferred shares that were previously issued and that were repurchased by the issuing entity and held in treasury on the financial statement date. This stock has no voting rights and receives no dividends. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29,30) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6405813&loc=d3e23239-112655 + Details
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