Income Taxes - Components of Deferred Income Tax Liabilities and Assets (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Deferred Tax Liabilities:
Lease Merchandise and Property, Plant and Equipment	$ 176,017	$ 174,171
Goodwill and Other Intangibles	44,435	41,183
Investment in Partnership	191,114	159,070
Operating Lease Right-of-Use Assets	75,146
Other, Net	2,019	1,804
Total Deferred Tax Liabilities	488,731	376,228
Deferred Tax Assets:
Accrued Liabilities	20,221	21,918
Advance Payments	9,575	9,232
Operating Lease Liabilities	83,154
Other, Net	66,212	86,339
Total Deferred Tax Assets	179,162	117,489
Less Valuation Allowance	0	0
Net Deferred Tax Liabilities	$ 309,569	$ 258,739