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Subsequent Events (Details) $ / shares in Units, $ in Millions |  | 1 Months Ended |
--- | --- | --- | ---
Jul. 20, 2018 USD ($) property | Jul. 26, 2018 USD ($) $ / shares shares | Jun. 30, 2018 USD ($)
Fort Lauderdale | Everglades Lake | Subsequent Event |  |  |
Subsequent Event [Line Items] |  |  |
Number of acquired sites | property | 612 |  |
Purchase price | $ 72.0 |  |
Private Placement |  |  |
Subsequent Event [Line Items] |  |  |
Common stock, available for issuance |  |  | $ 150.0
Private Placement | Subsequent Event |  |  |
Subsequent Event [Line Items] |  |  |
Shares sold (shares) | shares |  | 252,864 |
Shares sold during period, weighted average share price (usd per share) | $ / shares |  | $ 91.85 |
Proceeds from sale of shares |  | $ 22.9 |
Common stock, available for issuance |  | $ 126.8 |

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