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Commitments and Contingencies Lease commitments (Details) (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2014
Operating Leased Assets [Line Items]  
Operating Leases, Future Minimum Payments Due, Next Twelve Months $ 559
Operating Leases, Future Minimum Payments, Due in Two Years 682
Operating Leases, Future Minimum Payments, Due in Three Years 624
Operating Leases, Future Minimum Payments, Due in Four Years 571
Operating Leases, Future Minimum Payments, Due Thereafter 86
Operating Leases, Future Minimum Payments Due $ 2,522