Business and Summary of Significant Accounting Policies - Accounts Receivable Provision (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Accounting Policies [Abstract]
Bad Debt Expense	$ 86	$ 1,337	$ 227,960
Provision for Returns and Uncollected Renewal Payments	223,271	274,905	0
Accounts Receivable Provision	$ 223,357	$ 276,242	$ 227,960

Accounts Receivable, Credit Loss Expense (Reversal), Excluding Discontinued Operations

No definition available.

Name:	prg_AccountsReceivableCreditLossExpenseReversalExcludingDiscontinuedOperations
Namespace Prefix:	prg_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration