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Long-Term Debt (Tables)
12 Months Ended
Dec. 31, 2016
Long-Term Debt [Abstract]  
Schedule of Long-Term Debt
Schedule of Leased Property Under Capital Leases
Schedule of Future Minimum Payments For Capital Leases
    Capital Lease  
    (Amounts In Thousands)  
2017 $ 1,561
2018   1,026
2019   30
Total minimum lease payments   2,617  
Less: amount representing estimated executory costs (such as      
taxes, maintenance and insurance), including profit thereon,      
included in total minimum lease payments   (70 )
Net minimum lease payments   2,547  
Less: amount representing interest (1)   (114 )
Present value of net minimum lease payments (2) $ 2,433