Consolidated and Combined Statements of Cash Flows Parenthetical - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2015 |
Dec. 31, 2014 |
Dec. 31, 2013 |
|
| Statement of Cash Flows [Abstract] | |||
| Proceeds from initial public offering, net of offering costs of $12.7 million | $ 0 | $ 0 | $ 12,700 |