CONSOLIDATED STATEMENT OF COMPREHENSIVE OPERATIONS - USD ($) $ in Thousands |
12 Months Ended | |||||||
|---|---|---|---|---|---|---|---|---|
Dec. 31, 2016 |
Dec. 31, 2015 |
Dec. 31, 2014 |
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| Statement of Comprehensive Income [Abstract] | ||||||||
| Net (loss) earnings | $ (16,151) | $ 113,374 | $ 409,230 | |||||
| Other comprehensive (loss) income, net of tax: | ||||||||
| Change in foreign currency translation adjustment (a) | [1] | (43,126) | (68,844) | (66,874) | ||||
| Change in unrealized gains and losses of available-for-sale securities (net of tax benefits of $884 and $1,852 in 2016 and 2014, respectively, and tax provision of $576 in 2015) (b) | [2] | 1,484 | 3,140 | (8,591) | ||||
| Total other comprehensive loss | (41,642) | (65,704) | (75,465) | |||||
| Comprehensive (loss) income | (57,793) | 47,670 | 333,765 | |||||
| Comprehensive (income) loss attributable to noncontrolling interests | (18,638) | 7,399 | 6,454 | |||||
| Comprehensive (loss) income attributable to IAC shareholders | $ (76,431) | $ 55,069 | $ 340,219 | |||||
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| X | ||||||||||
- Definition The change in unrealized holding gain (loss), net of tax, on available-for-sale securities included in a separate component of shareholders' equity during the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income (loss) and other comprehensive income (loss), attributable to noncontrolling interests. Excludes changes in equity resulting from investments by owners and distributions to owners. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income. Excludes changes in equity resulting from investments by owners and distributions to owners. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Amount after tax and 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. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Amount after tax and reclassification adjustments of other comprehensive income (loss). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- References No definition available.
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| X | ||||||||||
- Definition The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- References No definition available.
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