Consolidated 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] | |||
| Cash paid for interest, net of amounts capitalized of $1,780, $1,623 and $633, respectively | $ 1,780 | $ 1,623 | $ 633 |