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Fee Income (Details Textual)	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Licensee One [Member]
Percentage Of Fee Income Recognized Licensee	36.00%	69.00%
Licensee Two [Member]
Percentage Of Fee Income Recognized Licensee	25.00%	5.00%
Licensee Three [Member]
Percentage Of Fee Income Recognized Licensee	10.00%	5.00%
Licensee Four [Member]
Percentage Of Fee Income Recognized Licensee		4.00%

X

- Definition

The percentage of fee income recognized licensee.

+ References

No definition available.

+ Details

Name:	refr_PercentageOfFeeIncomeRecognizedLicensee
Namespace Prefix:	refr_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration