Commitments and Contingencies (Schedule of Future Minimum Rental Payments for Operating Leases) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013
Commitments And Contingencies [Abstract]
Lease, 2014	$ 4,841
Lease, 2015	3,856
Lease, 2016	2,780
Lease, 2017	357
Lease, 2018	350
Lease, 2019 and Thereafter	749
Lease, Total	12,933
Sublease, 2014	(2,681)
Sublease, 2015	(2,415)
Sublease, 2016	(2,053)
Sublease, Total	(7,149)
Net Commitment, 2014	2,160
Net Commitment, 2015	1,441
Net Commitment, 2016	727
Net Commitment, 2017	357
Net Commitment, 2018	350
Net Commitment, 2019 and Thereafter	749
Net Commitment, Total	$ 5,784

Operating Leases, Future Minimum Payments Due, Future Minimum Sublease Rentals, Current

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Operating leases future minimum payments net of sublease income due after the fifth fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year.

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Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year.

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