Percentage of voting equity interest acquired in business combination.

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 805
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Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Topic 805
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 805
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