Debt	12 Months Ended
Dec. 31, 2019
Debt [Abstract]
Debt	7. Debt AC 4% PIK Note In connection with the spin-off of Associated Capital Group, Inc. (“AC”) on November 30, 2015, the Company issued a $250 million promissory note (the “AC 4% PIK Note”) payable to AC, which bore interest at 4.0% per annum. The original principal amount had a maturity date of November 30, 2020. During 2018, the Company fully prepaid the remaining $50 million of principal of the AC 4% PIK Note against the principal amount due on November 30, 2020 without penalty. AC 1.6% Note On December 26, 2017, to finance tax payments and for working capital purposes, the Company borrowed $15 million from AC in exchange for a note that bore interest at 1.6% per annum. On February 28, 2018, the date of maturity, the Company repaid the entire principal and accrued interest. 5.875% Senior Notes On May 31, 2011, the Company issued 10-year, $100 million senior notes (“Senior Notes”). The Senior Notes mature on June 1, 2021 and bear interest at 5.875% per annum, payable semi-annually on June 1 and December 1 of each year and commenced on December 1, 2011. Upon the occurrence of a change of control triggering event, as defined in the indenture, the Company would be required to offer to repurchase the Senior Notes at 101% of their principal amount. On November 18, 2015, the Company commenced a tender offer (the “Offer”) to purchase for cash up to $100 million aggregate principal amount of the Senior Notes at a price of 101% of the principal amount. $75.8 million of face value Senior Notes were tendered upon the expiration of the Offer, leaving $24.2 million of face value remaining.

7. Debt

AC 4% PIK Note

In connection with the spin-off of Associated Capital Group, Inc. (“AC”) on November 30, 2015, the Company issued a $250 million promissory note (the “AC 4% PIK Note”) payable to AC, which bore interest at 4.0% per annum. The original principal amount had a maturity date of November 30, 2020.

During 2018, the Company fully prepaid the remaining $50 million of principal of the AC 4% PIK Note against the principal amount due on November 30, 2020 without penalty.

AC 1.6% Note

On December 26, 2017, to finance tax payments and for working capital purposes, the Company borrowed $15 million from AC in exchange for a note that bore interest at 1.6% per annum. On February 28, 2018, the date of maturity, the Company repaid the entire principal and accrued interest.

5.875% Senior Notes

On May 31, 2011, the Company issued 10-year, $100 million senior notes (“Senior Notes”). The Senior Notes mature on June 1, 2021 and bear interest at 5.875% per annum, payable semi-annually on June 1 and December 1 of each year and commenced on December 1, 2011. Upon the occurrence of a change of control triggering event, as defined in the indenture, the Company would be required to offer to repurchase the Senior Notes at 101% of their principal amount.

On November 18, 2015, the Company commenced a tender offer (the “Offer”) to purchase for cash up to $100 million aggregate principal amount of the Senior Notes at a price of 101% of the principal amount. $75.8 million of face value Senior Notes were tendered upon the expiration of the Offer, leaving $24.2 million of face value remaining.