Equity - Common Stock Narrative (Details) - USD ($) $ / shares in Units, $ in Thousands |
3 Months Ended | 12 Months Ended | |||
|---|---|---|---|---|---|
Dec. 31, 2015 |
Dec. 31, 2014 |
Dec. 31, 2013 |
Dec. 31, 2015 |
Sep. 08, 2015 |
|
| Class of Stock [Line Items] | |||||
| Common Stock, Dividends, Per Share, Cash Paid | $ 0.16 | $ 0.14 | $ 0.12 | ||
| Common Class C, Non-Voting [Member] | |||||
| Class of Stock [Line Items] | |||||
| Stock Repurchase Program, Authorized Amount | $ 25,000 | ||||
| Repurchase of Class C Common Stock | 362,000 | ||||
| Stock Repurchased and Retired During Period, Value | $ 10,518 | ||||