Earnings Per Common Share (Details) - USD ($) $ / shares in Units, $ in Thousands		3 Months Ended						4 Months Ended		9 Months Ended
	Feb. 17, 2021	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Jun. 30, 2021	Jun. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Earnings Per Common Share
Net earnings		$ 21,267	$ 61,309	$ 42,552	$ 64,030	$ 38,493	$ 49,292			$ 125,128	$ 151,815
Weighted-average shares outstanding		58,267,000			53,985,000					57,603,000	54,186,000
Effect of dilutive stock awards		9,927,000			1,621,000					9,853,000	1,476,000
Weighted-average dilutive shares		68,194,000			55,606,000					67,456,000	55,662,000
Basic earnings per common share		$ 0.36			$ 1.19					$ 2.17	$ 2.80
Diluted earnings per common share		$ 0.31			$ 1.15					$ 1.85	$ 2.73
Acima Holdings [Member]
Earnings Per Common Share
Net earnings								$ 102,063	$ 137,276
Weighted-average shares outstanding										2,600,000
Stock consideration, shares	10,779,923
Acima Holdings [Member] | Restricted Stock Units [Member]
Earnings Per Common Share
Stock consideration, shares	8,096,595									8,100,000
Retained Earnings [Member]
Earnings Per Common Share
Net earnings		$ 21,267	$ 61,309	$ 42,552	$ 64,030	$ 38,493	$ 49,292			$ 125,128	$ 151,815
Performance-based restricted stock units [Member]
Earnings Per Common Share
Anti-dilutive securities		295,000			0					295,000	324,000
Stock options [Member]
Earnings Per Common Share
Anti-dilutive securities		33,000			907,000					33,000	1,238,000
Restricted share units [Member]
Earnings Per Common Share
Anti-dilutive securities		0			0					110,000	0