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Consolidated Statements of Cash Flow (Unaudited) (Parenthetical) (USD $)
In Millions, unless otherwise specified |
3 Months Ended |
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Mar. 31, 2015
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| Supplemental disclosure of non-cash activities: | |
| Issuance of common and preferred stock under non cash activity | $ 1.6wkhs_IssuanceOfStockUnderNonCashActivity |
| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Issuance of Commaon stock and Preference stock Under non cash activity. No definition available.
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