Share Repurchases (Details) - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2016 |
Dec. 31, 2015 |
May 31, 2015 |
|
| Number of common stock repurchased (in shares) | 427,646 | 1,154,480 | |
| Value of common stock repurchased | $ 3,242 | $ 9,020 | |
| Maximum | |||
| Common stock authorized for repurchase | $ 7,700 | $ 20,000 | |