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Redeemable Noncontrolling Interests (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended
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Mar. 31, 2015 | Mar. 31, 2014
Redeemable Noncontrolling Interest [Roll Forward] |  |
Beginning balance | $ 18,417 us-gaap_RedeemableNoncontrollingInterestEquityFairValue | $ 17,758 us-gaap_RedeemableNoncontrollingInterestEquityFairValue
Distribution to noncontrolling interest | (157)us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders | (68)us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders
Net income attributable to noncontrolling interest | 562 ofc_RedeemableNoncontrollingInterestEquityNetIncomeLossAttributabletoNoncontrollingInterest | 504 ofc_RedeemableNoncontrollingInterestEquityNetIncomeLossAttributabletoNoncontrollingInterest
Adjustment to arrive at fair value of interest | 73 us-gaap_MinorityInterestChangeInRedemptionValue | (540)us-gaap_MinorityInterestChangeInRedemptionValue
Ending balance | $ 18,895 us-gaap_RedeemableNoncontrollingInterestEquityFairValue | $ 17,654 us-gaap_RedeemableNoncontrollingInterestEquityFairValue

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- Definition Redeemable Noncontrolling Interest, Equity, Net Income (Loss) Attributable to Noncontrolling Interest + References No definition available. + Details
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- Definition Change in noncontrolling interest during the period as a result of a change in the redemption value of redeemable noncontrolling interest. + References No definition available. + Details
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- Definition Decrease in noncontrolling interest balance from payment of dividends or other distributions by the non-wholly owned subsidiary or partially owned entity, included in the consolidation of the parent entity, to the noncontrolling interest holders. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 + Details
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- Details
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- Definition The aggregate fair value as of the reporting date of all noncontrolling interests which are redeemable by the (parent) entity (1) at a fixed or determinable price on a fixed or determinable date, (2) at the option of the holder of the noncontrolling interest, or (3) upon occurrence of an event that is not solely within the control of the (parent) entity. This item includes noncontrolling interest holder's ownership (or holders' ownership) regardless of the type of equity interest (common, preferred, other) including all potential organizational (legal) forms of the investee entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 480 -SubTopic 10 -Section S99 -Paragraph 3A -Subparagraph 14 -URI http://asc.fasb.org/extlink&oid=27011957&loc=SL6540498-122764 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 480 -SubTopic 10 -Section S99 -Paragraph 3A -Subparagraph (16)(c) -URI http://asc.fasb.org/extlink&oid=27011957&loc=SL6540498-122764 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 480 -SubTopic 10 -Section S99 -Paragraph 3A -Subparagraph 15 -URI http://asc.fasb.org/extlink&oid=27011957&loc=SL6540498-122764 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 480 -SubTopic 10 -Section S99 -Paragraph 3A -Subparagraph (12)(c) -URI http://asc.fasb.org/extlink&oid=27011957&loc=SL6540498-122764 + Details
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