|
Description of Business and Significant Accounting Policies - Common Stock Repurchases (Details Narrative) (USD $)
|
4 Months Ended | |||
|---|---|---|---|---|
|
Jul. 31, 2012
|
Oct. 31, 2014
|
Apr. 10, 2012
|
Dec. 04, 2002
|
|
| Equity, Class of Treasury Stock [Line Items] | ||||
| Total number of shares authorized for purchase | 136,408us-gaap_StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased | |||
| Common Stock Repurchase Plan | ||||
| Equity, Class of Treasury Stock [Line Items] | ||||
| Number of shares authorized to repurchase |
138,000us-gaap_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased / us-gaap_ShareRepurchaseProgramAxis = DRAM_StockRepurchaseMember |
83,333us-gaap_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased / us-gaap_ShareRepurchaseProgramAxis = DRAM_StockRepurchaseMember |
||
| Number of common shares repurchased |
22,944us-gaap_TreasuryStockNumberOfSharesHeld / us-gaap_ShareRepurchaseProgramAxis = DRAM_StockRepurchaseMember |
|||
| Cost to repurchase common stock |
$ 142,262us-gaap_TreasuryStockValueAcquiredCostMethod / us-gaap_ShareRepurchaseProgramAxis = DRAM_StockRepurchaseMember |
|||
| Treasury shares canceled |
22,944us-gaap_TreasuryStockSharesRetired / us-gaap_ShareRepurchaseProgramAxis = DRAM_StockRepurchaseMember |
|||
| Total number of shares authorized for purchase |
166,667us-gaap_StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased / us-gaap_ShareRepurchaseProgramAxis = DRAM_StockRepurchaseMember |
| X | ||||||||||
|
- Details
|
| X | ||||||||||
|
- Definition
The number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan. No definition available.
|
| X | ||||||||||
|
- Definition
The remaining number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan. No definition available.
|
| X | ||||||||||
|
- Definition
Number of shares held for each class of treasury stock. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Definition
Number of shares of common and preferred stock retired from treasury during the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Definition
Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Details
|