XML 39 R17.htm IDEA: XBRL DOCUMENT
v2.4.0.8

SCHEDULE II VALUATION AND QUALIFYING ACCOUNTS | 12 Months Ended
--- | ---
Dec. 31, 2013
SCHEDULE II VALUATION AND QUALIFYING ACCOUNTS [Abstract] |
SCHEDULE II VALUATION AND QUALIFYING ACCOUNTS | SCHEDULE II RESEARCH FRONTIERS INCORPORATED VALUATION AND QUALIFYING ACCOUNTS Years ended December 31, 2013, 2012, and 2011
|  | Balance at |  | Charged to |  |  |  |  |  |  |
|  | beginning of |  | costs and |  |  |  |  |  |  |
|  | period |  | expenses |  | Deductions |  |  | Balance
Description |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for uncollectible |  |  |  |  |  |  |  |  |  |  |  |  |
royalty receivables: |  |  |  |  |  |  |  |  |  |  |  |  |
December 31, 2013 |  | $ | 92,723 |  | $ | 81,198 |  | $ | - |  |  | $ | 173,921
December 31, 2012 |  | $ | 92,723 |  | $ | - |  | $ | - |  |  | $ | 92,723
December 31, 2011 |  | $ | 162,723 |  | $ | - |  | $ | 70,000 | * |  | $ | 92,723
____________________ *Recovery of previously reserved receivables.

X
- Definition The entire disclosure for any allowance and reserve accounts (their beginning and ending balances, as well as a reconciliation by type of activity during the period). Alternatively, disclosure of the required information may be within the footnotes to the financial statements or a supplemental schedule to the financial statements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 09 -Article 12 + Details
Name: | us-gaap_ScheduleOfValuationAndQualifyingAccountsDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

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