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Forward Equity and Equity Distribution Program (Details) - Common Stock $ / shares in Units, shares in Millions, $ in Millions | 1 Months Ended
--- | ---
Jun. 30, 2016 USD ($) $ / shares shares
Class of Stock [Line Items] |
Stock repurchase program, authorized amount | $ | $ 500.0
Underwriters |
Class of Stock [Line Items] |
Number of common shares issued (in shares) | shares | 2.9
Common stock price (in dollars per share) | $ / shares | $ 167.25
IPO |
Class of Stock [Line Items] |
Number of common shares issued (in shares) | shares | 2.9
Common stock price (in dollars per share) | $ / shares | $ 167.25

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