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Accrued Liabilities | 12 Months Ended
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Dec. 31, 2011
Accrued Liabilities [Abstract] |
Accrued Liabilities [Text Block] |
(7) | Accrued Liabilities
Accrued liabilities at December 31 were as follows (in thousands):
|  | 2011 |  | 2010 |
Wages and other compensation |  | $ | 105,955 |  | $ | 91,181 |
Deferred revenue |  |  | 94,761 |  |  | 93,498 |
Interest |  |  | 26,744 |  |  | 26,404 |
Customer deposits |  |  | 20,095 |  |  | 13,941 |
Commissions |  |  | 12,132 |  |  | 12,086 |
Accrued dividend |  |  | 13,297 |  |  | 10,456 |
Warranty |  |  | 8,147 |  |  | 7,038 |
Billings in excess of cost |  |  | 6,351 |  |  | 6,763 |
Other |  |  | 35,422 |  |  | 36,713 |
|  | $ | 322,904 |  | $ | 298,080 |

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- Definition Description and amounts of accrued disclosure at the end of the reporting period. This element may be used for the entire disclosure as a single block of text. + References No definition available. + Details
Name: | rop_AccruedLiabilitiesTextBlock
Namespace Prefix: | rop_
Data Type: | us-types:textBlockItemType
Balance Type: | na
Period Type: | duration

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