Stockholders' Equity - Stockholders' Rights Plan (Details) |
Jun. 12, 2014
$ / shares
shares
|
|---|---|
| Class of Warrant or Right [Line Items] | |
| Par value (in dollars per share) | $ 0.01 |
| Stockholder Rights Plan [Member] | |
| Class of Warrant or Right [Line Items] | |
| Percent of outstanding stock acquired | 10.00% |
| Number of securities called by each warrant or right (in shares) | shares | 0.01 |
| Exercise price of warrants or rights (in dollars per warrant) | $ 70.00 |