2.4.0.8009 - Disclosure - Note 4 - Treasury Stocktruefalsefalse1false falsefalsec4_From1Jan2013To30Jun2013http://www.sec.gov/CIK0000071829duration2013-01-01T00:00:002013-06-30T00:00:001true 1nr_TreasuryStockTextBlockAbstractnr_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Treasury Stock [Text Block]2false 2us-gaap_TreasuryStockTextBlockus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00 Note 4 – Treasury Stock In April 2013, our Board of Directors approved a share repurchase program that authorizes the Company to purchase up to $50.0 million of its outstanding shares of common stock. These purchases will be funded with a combination of cash generated from operations and borrowings under the Company’s revolving credit facility, and the repurchase program has no specific term. The Company may repurchase shares in the open market or as otherwise determined by management, subject to market conditions, business opportunities and other factors. As part of the share repurchase program, the Company’s management has been authorized to establish trading plans under Rule 10b5-1 of the Securities Exchange Act of 1934. As of June 30, 2013, no repurchases had been made under this program. falsefalsefalsenonnum:textBlockItemTypenaThe entire disclosure for treasury stock, including, but not limited to, average cost per share, description of share repurchase program, shares repurchased, shares held for each class of treasury stock.No definition available.false0Treasury Stock [Text Block]falseNote 4 - Treasury StockUnKnownUnKnownUnKnownUnKnowntruefalsefalseSheethttp://www.newpark.com/role/Note4TreasuryStock12