Segment Reporting (Details 1) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Segment Reporting [Abstract]
Assets, Net	$ 1,103,310	$ 1,075,259
Cash and cash equivalents	200,714	270,861	$ 206,690	$ 125,440
Other assets	28,465	90,449
TOTAL ASSETS	$ 1,332,489	$ 1,436,569