Commitments and Contingencies (Schedule of Future Operating Lease Payments) (Details 3) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013
Leases, Operating [Abstract]
Operating Leases, Future Minimum Payments Due, Next Twelve Months	$ 11,695
Operating Leases, Future Minimum Payments, Due in Two Years	12,542
Operating Leases, Future Minimum Payments, Due in Three Years	12,510
Operating Leases, Future Minimum Payments, Due in Four Years	12,774
Operating Leases, Future Minimum Payments, Due in Five Years	12,730
Operating Leases, Future Minimum Payments, Due Thereafter	67,832
Operating Leases, Total minimum lease payments	$ 130,083