Long-Term Debt (Narrative) (Details) $ in Thousands, € in Millions, £ in Millions, zł in Millions								1 Months Ended			3 Months Ended	12 Months Ended				24 Months Ended
	Sep. 30, 2023 GBP (£)	Sep. 06, 2023 USD ($)	Sep. 06, 2023 CAD ($)	Jul. 25, 2023 USD ($)	Jul. 20, 2023 USD ($)	Apr. 22, 2022 USD ($)	Apr. 01, 2022 USD ($)	Feb. 29, 2024 USD ($)	Sep. 30, 2022 PLN (zł)	Dec. 31, 2019 USD ($)	Jun. 30, 2022 USD ($)	Dec. 31, 2023 USD ($)	Dec. 31, 2023 EUR (€)	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Dec. 31, 2023 USD ($)	Dec. 31, 2023 PLN (zł)	Dec. 31, 2023 EUR (€)	Jun. 30, 2021 EUR (€)
Debt Instrument [Line Items]
Amortization of deferred financing costs												$ 2,695,000		$ 9,716,000	$ 1,565,000
Amount outstanding												346,829,000		366,424,000		$ 346,829,000
Principal payments												166,000		157,000	123,000
Outstanding financing obligation												715,000				715,000
Loss on debt extinguishment												7,299,000
Goldman Sachs Bank USA and BOFA Securities, Inc [Member] | SOFR [Member] | Consolidated First Lien Net Leverage Ratio Greater Than 2.75 [Member]
Debt Instrument [Line Items]
Interest rate							5.25%
Macquarie Capital [Member]
Debt Instrument [Line Items]
Amortization of deferred financing costs														400,000	1,600,000
Casinos Poland [Member]
Debt Instrument [Line Items]
Deposits or bank guarantees for payment of casino jackpots and gaming tax obligations under gaming law | zł																	zł 3.6
Deposits maintained for payment of casino jackpots and gaming tax obligations												200,000				200,000	0.7
Deposit for secured by land owned												300,000				300,000	1.2
Century Downs Racetrack And Casino [Member]
Debt Instrument [Line Items]
Payments to Acquire Productive Assets		$ 21,600,000	$ 29,400
Loss on debt extinguishment		$ 7,300,000	$ 9,900
Term Loan [Member] | Goldman Sachs Bank USA and BOFA Securities, Inc [Member]
Debt Instrument [Line Items]
Percentage of the net cash proceeds of non-ordinary course asset sales or certain casualty events							100.00%
Percentage of annual excess cash flow							50.00%
Amount outstanding												343,900,000				343,900,000
Term Loan [Member] | Goldman Sachs Bank USA and BOFA Securities, Inc [Member] | Consolidated First Lien Net Leverage Ratio Greater Than 2.25 But Less Than Or Equal To 2.75 [Member]
Debt Instrument [Line Items]
Percentage of annual excess cash flow							25.00%
Term Loan [Member] | Goldman Sachs Bank USA and BOFA Securities, Inc [Member] | Consolidated First Lien Net Leverage Ratio Less Than Or Equal To 2.25 [Member]
Debt Instrument [Line Items]
Percentage of annual excess cash flow							0.00%
Term Loan [Member] | Macquarie Capital [Member]
Debt Instrument [Line Items]
Amortization of deferred financing costs											$ 7,300,000
UniCredit Term Loans [Member]
Debt Instrument [Line Items]
Amount outstanding												2,954,000				2,954,000
UniCredit Term Loans [Member] | Century Resorts Management [Member]
Debt Instrument [Line Items]
Term loan repurchased by company | £	£ 2.0
Interest rate percentage points	1.625%
BMO Credit Agreement [Member]
Debt Instrument [Line Items]
Repayment amount										$ 52,000,000.0
Line Of Credit With mBank [Member] | Casinos Poland [Member]
Debt Instrument [Line Items]
Maximum borrowing capacity | zł																	5.0
Line of credit facility amount available for borrowing												1,300,000				1,300,000	5.0
Amount outstanding												$ 0				0
Line Of Credit With mBank [Member] | Casinos Poland [Member] | WIBOR [Member]
Debt Instrument [Line Items]
Interest rate percentage points												2.00%	2.00%
Line Of Credit With mBank [Member] | Casinos Poland [Member]
Debt Instrument [Line Items]
Maximum borrowing capacity						$ 10,000,000.0
Line of credit available for cash borrowing removed						$ 2,500,000
Guarantee From mBank [Member] | Casinos Poland [Member]
Debt Instrument [Line Items]
Deposits or bank guarantees for payment of casino jackpots and gaming tax obligations under gaming law												$ 900,000				900,000	zł 3.6
Goldman Credit Agreement [Member] | Goldman Sachs Bank USA and BOFA Securities, Inc [Member]
Debt Instrument [Line Items]
Customary agency fees																100,000
Deferred financing costs														18,900,000
Amortization of deferred financing costs												2,700,000		2,000,000.0
Goldman Credit Agreement [Member] | Term Loan [Member] | Goldman Sachs Bank USA and BOFA Securities, Inc [Member]
Debt Instrument [Line Items]
Maximum borrowing capacity							$ 350,000,000.0
Maturity date							Apr. 01, 2029
Scheduled quarterly payments							$ 875,000
Percentage of quarterly payments equal to original principal							0.25%
Goldman Credit Agreement [Member] | Term Loan [Member] | Goldman Sachs Bank USA and BOFA Securities, Inc [Member] | Subsequent Event [Member]
Debt Instrument [Line Items]
Term loan repurchased by company								$ 3,500,000
Total percentage of debt cost								97
Goldman Credit Agreement [Member] | Term Loan [Member] | Goldman Sachs Bank USA and BOFA Securities, Inc [Member] | SOFR [Member]
Debt Instrument [Line Items]
Interest rate							6.00%
Goldman Credit Agreement [Member] | Term Loan [Member] | Goldman Sachs Bank USA and BOFA Securities, Inc [Member] | ABR [Member]
Debt Instrument [Line Items]
Interest rate							5.00%
Revolving Credit Facility [Member] | SOFR [Member] | Consolidated First Lien Net Leverage Ratio Less Than Or Equal To 2.25 [Member]
Debt Instrument [Line Items]
Interest rate							4.75%
Revolving Credit Facility [Member] | ABR [Member] | Consolidated First Lien Net Leverage Ratio Greater Than 2.75 [Member]
Debt Instrument [Line Items]
Interest rate							4.25%
Revolving Credit Facility [Member] | ABR [Member] | Consolidated First Lien Net Leverage Ratio Less Than Or Equal To 2.25 [Member]
Debt Instrument [Line Items]
Interest rate							3.75%
Revolving Credit Facility [Member] | Goldman Sachs Bank USA and BOFA Securities, Inc [Member]
Debt Instrument [Line Items]
Maximum borrowing capacity							$ 30,000,000.0
Line of credit borrowings				$ 30,000,000.0	$ 30,000,000.0
Line of credit facility amount available for borrowing												30,000,000.0				30,000,000.0
Consolidated First Lien Net Leverage Ratio							2.75
Fronting fee percentage							0.125%
Maturity date							Apr. 01, 2027
Revolving Credit Facility [Member] | Goldman Sachs Bank USA and BOFA Securities, Inc [Member] | SOFR [Member] | Consolidated First Lien Net Leverage Ratio Greater Than 2.25 But Less Than Or Equal To 2.75 [Member]
Debt Instrument [Line Items]
Interest rate							5.00%
Revolving Credit Facility [Member] | Goldman Sachs Bank USA and BOFA Securities, Inc [Member] | ABR [Member] | Consolidated First Lien Net Leverage Ratio Greater Than 2.25 But Less Than Or Equal To 2.75 [Member]
Debt Instrument [Line Items]
Interest rate							4.00%
Revolving Credit Facility [Member] | Macquarie Capital [Member]
Debt Instrument [Line Items]
Maximum borrowing capacity										10,000,000.0
Line Of Credit [Member] | Century Resorts Management [Member]
Debt Instrument [Line Items]
Line of credit facility												$ 7,400,000				$ 7,400,000
Credit Agreement [Member] | Macquarie Capital [Member]
Debt Instrument [Line Items]
Maximum borrowing capacity										180,000,000.0
Repayment amount							$ 166,200,000
Credit Agreement [Member] | Term Loan [Member] | Macquarie Capital [Member]
Debt Instrument [Line Items]
Maximum borrowing capacity										$ 170,000,000.0
Second Credit Agreement [Member] | UniCredit Term Loans [Member] | Century Resorts Management [Member]
Debt Instrument [Line Items]
Interest rate												2.875%				2.875%	2.875%	2.875%
Term loan repurchased by company | €																			€ 6.0
Guaranteed amount | €													€ 6.0
Amount outstanding												$ 3,000,000.0				$ 3,000,000.0		€ 2.7
Borrowing availability												$ 0
Third Credit Agreement [Member] | Term Loan With mBank [Member] | Casinos Poland [Member]
Debt Instrument [Line Items]
Maximum borrowing capacity | zł									zł 2.5
Third Credit Agreement [Member] | Term Loan With mBank [Member] | Casinos Poland [Member] | WIBOR [Member]
Debt Instrument [Line Items]
Interest rate percentage points									1.90%
Minimum [Member] | Goldman Sachs Bank USA and BOFA Securities, Inc [Member] | Consolidated First Lien Net Leverage Ratio Greater Than 2.25 But Less Than Or Equal To 2.75 [Member]
Debt Instrument [Line Items]
Consolidated First Lien Net Leverage Ratio							2.25
Minimum [Member] | Term Loan [Member] | Goldman Sachs Bank USA and BOFA Securities, Inc [Member] | Consolidated First Lien Net Leverage Ratio Greater Than 2.25 But Less Than Or Equal To 2.75 [Member]
Debt Instrument [Line Items]
Consolidated First Lien Net Leverage Ratio							2.25
Minimum [Member] | Revolving Credit Facility [Member] | Goldman Sachs Bank USA and BOFA Securities, Inc [Member]
Debt Instrument [Line Items]
Percentage of principal amount of unused commitments							0.375%
Maximum [Member] | Goldman Sachs Bank USA and BOFA Securities, Inc [Member] | Consolidated First Lien Net Leverage Ratio Greater Than 2.25 But Less Than Or Equal To 2.75 [Member]
Debt Instrument [Line Items]
Consolidated First Lien Net Leverage Ratio							2.75
Maximum [Member] | Goldman Sachs Bank USA and BOFA Securities, Inc [Member] | Consolidated First Lien Net Leverage Ratio Less Than Or Equal To 2.25 [Member]
Debt Instrument [Line Items]
Consolidated First Lien Net Leverage Ratio							2.25
Maximum [Member] | Term Loan [Member] | Goldman Sachs Bank USA and BOFA Securities, Inc [Member] | Consolidated First Lien Net Leverage Ratio Greater Than 2.25 But Less Than Or Equal To 2.75 [Member]
Debt Instrument [Line Items]
Consolidated First Lien Net Leverage Ratio							2.75
Maximum [Member] | Term Loan [Member] | Goldman Sachs Bank USA and BOFA Securities, Inc [Member] | Consolidated First Lien Net Leverage Ratio Less Than Or Equal To 2.25 [Member]
Debt Instrument [Line Items]
Consolidated First Lien Net Leverage Ratio							2.25
Maximum [Member] | Revolving Credit Facility [Member] | Goldman Sachs Bank USA and BOFA Securities, Inc [Member]
Debt Instrument [Line Items]
Percentage of principal amount of unused commitments							0.50%
Maximum [Member] | Revolving Credit Facility [Member] | Macquarie Capital [Member]
Debt Instrument [Line Items]
Commitment fees														$ 100,000	$ 100,000
Maximum [Member] | Letter Of Credit [Member]
Debt Instrument [Line Items]
Maximum borrowing capacity							$ 10,000,000.0