Commitments and Contingencies (Details 2) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013
Total obligations
Total	$ 54,894
Less than 1 Year	49,991
1-2 Years	3,909
3-5 Years	994
Operating lease
Total obligations
Total	2,296
Less than 1 Year	430
1-2 Years	872
3-5 Years	994
Principally employment and consulting services
Total obligations
Total	5,164
Less than 1 Year	2,127
1-2 Years	3,037
Major Vendors
Total obligations
Total	47,434
Less than 1 Year	$ 47,434