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Leases (Schedule of Lease Terms and Discount Rates) (Details)
Jun. 30, 2019
Lease Financial Statement Location [Abstract]  
Operating Lease, Weighted Average Remaining Lease Term 5 years 1 month 6 days
Finance Lease, Weighted Average Remaining Lease Term 2 years 3 months 18 days
Operating Lease, Weighted Average Discount Rate, Percent 8.00%
Finance Lease, Weighted Average Discount Rate, Percent 12.90%