XML 20 R31.htm IDEA: XBRL DOCUMENT
v2.4.0.8

SUBSEQUENT EVENTS (Details) (Subsequent events, USD $) | 0 Months Ended |  | 3 Months Ended | 0 Months Ended
--- | --- | --- | --- | ---
May 09, 2014 | Apr. 11, 2014 Letter of credit | Jun. 30, 2014 Expected | May 09, 2014 Minimum Expected
SUBSEQUENT EVENTS |  |  |  |
Percentage of reduction in workforce | 13.70% |  |  |
Annual reduction in compensation costs |  |  |  | $ 1,000,000
Payment for severance costs |  |  | 300,000 |
Face amount |  | $ 535,224 |  |

X
- Definition Represents the increase (decrease) in aggregate amount of expenditures for salaries, wages, profit sharing and incentive compensation, and other employee benefits, including equity-based compensation, and pension and other postretirement benefit expense. + References No definition available. + Details
Name: | rvp_IncreaseDecreaseInLaborAndRelatedExpense
Namespace Prefix: | rvp_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Represents the percentage of positions eliminated during the period as a result of restructuring activities. + References No definition available. + Details
Name: | rvp_RestructuringAndRelatedCostPercentageOfPositionsEliminated
Namespace Prefix: | rvp_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Face (par) amount of debt instrument at time of issuance. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6584090&loc=d3e28878-108400 + Details
Name: | us-gaap_DebtInstrumentFaceAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 + Details
Name: | us-gaap_PaymentsForRestructuring
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_SubsequentEventLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration