|
Derivative Instruments and Hedging Activities - Additional Information (Details) - USD ($) |
3 Months Ended | 9 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
|
Mar. 31, 2018 |
Mar. 31, 2017 |
Mar. 31, 2018 |
Mar. 31, 2017 |
Dec. 31, 2014 |
Nov. 30, 2014 |
Oct. 31, 2014 |
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| Senior notes | |||||||||||
| Derivative | |||||||||||
| Face amount | $ 2,500,000,000.0 | ||||||||||
| Senior notes due November 1, 2024 | Senior notes | |||||||||||
| Derivative | |||||||||||
| Face amount | 1250000000美元 | ||||||||||
| Stated interest rate | 4.65% | [1] | 4.65% | [1] | 4.65% | ||||||
| Treasury lock | Senior notes | Cash flow hedge contracts | Derivatives designated as hedging instruments | Portion of senior notes | |||||||||||
| Derivative | |||||||||||
| Derivative, notional amount | $ 1,000,000,000.00 | ||||||||||
| Unrealized gains (losses) on cash flow hedges | $ 7,500,000 | ||||||||||
| Treasury lock | Senior notes | Cash flow hedge contracts | Derivatives designated as hedging instruments | Portion of senior notes | Interest expense | |||||||||||
| Derivative | |||||||||||
| Unrealized gains (losses) on cash flow hedges | $ 5,000,000 | $ 5,000,000 | |||||||||
| Gain reclassified from accumulated OCI into income, effective portion | $ 200,000 | $ 200,000 | $ 600,000 | $ 600,000 | |||||||
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