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Fair Value - Other non-financial assets (Details) - Other Non-financial Assets - Significant Unobservable Inputs (Level 3) - USD ($) $ in Thousands | 12 Months Ended
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Feb. 28, 2017 | Feb. 29, 2016
Fair value measurement on non-recurring basis using significant unobservable inputs (Level 3) |  |
Beginning balances | $ 958,756 | $ 948,157
Total gains/income (losses/expense): |  |
Included in net income - realized | (40,614) | (31,547)
Acquired during the period | 200,565 | 44,052
Acquisition adjustments and retirements during the period | (289) | (1,906)
Ending balances | $ 1,118,418 | $ 958,756

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- Definition Represents acquisition adjustments during the period in relation to assets measured at fair value on a non-recurring basis and categorized within Level 3 of the fair value hierarchy. + References No definition available. + Details
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- Definition Represents total gains or losses for the period (realized and unrealized), arising from assets measured at fair value on a non-recurring basis using unobservable inputs (Level 3), which are included in earnings or resulted in a change in net asset value. + References No definition available. + Details
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- Definition Represents purchases that have taken place during the period in relation to assets measured at fair value on a non-recurring basis and categorized within Level 3 of the fair value hierarchy. + References No definition available. + Details
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- Definition Represents an asset measured at fair value on a non-recurring basis using significant unobservable inputs (Level 3) which is required for reconciliation purposes of beginning and ending balances. + References No definition available. + Details
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