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Condensed Consolidated Statement of Changes in Stockholders' Equity (unaudited) (Parenthetical) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2015
Condensed Consolidated Statement of Changes in Stockholders' Equity (unaudited) [Abstract]
Currency translation adjustments, tax	$ 4,996us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax
Conversion of senior subordinated convertible notes, tax	$ 740rop_ConversionOfSeniorSubordinatedConvertibleNotesTax

X

- Definition

Amount of tax expense (benefit) related to the conversion of senior subordinated convertible notes.

+ References

No definition available.

+ Details

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- Definition

Amount of tax expense (benefit), after reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 220

-SubTopic 10

-Section 45

-Paragraph 10A

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=36458714&loc=SL7669646-108580



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 220

-SubTopic 10

-Section 45

-Paragraph 12

-URI http://asc.fasb.org/extlink&oid=36458714&loc=d3e640-108580

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