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Incentive Plans (Details 1) - Restricted Stock Awards [Member] - $ / shares
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]    
Non-vested -Beginning of year 259,000 238,000
Granted 511,000 133,000
Vested (107,000) (99,000)
Cancelled/Forfeited (9,000) (13,000)
Expired
Cash awards converted to equity
Non-vested -End of year 654,000 259,000
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Market Value at Grant Date [Roll Forward]    
Non-vested -Beginning of year $ 6.78 $ 7.33
Granted 3.84 6.51
Vested 7.24 7.61
Cancelled/Forfeited 6.34 7.63
Expired
Cash awards converted to equity
Non-vested -End of year $ 5.18 $ 6.78