Papa John's Marketing Fund, Inc. (Details) - USD ($) $ in Thousands	Jun. 30, 2019	Dec. 31, 2018	Dec. 30, 2018
Current assets:
Cash and cash equivalents	$ 30,656		$ 33,258
Accounts receivable, net	77,019		78,118
Income tax receivable	4,447		16,146
Prepaid expenses	21,477	$ 25,707	30,376
Other current assets	17,484		5,678
Total current assets	193,885		196,277
Deferred income taxes, net	1,051		1,137
Total assets	726,564		595,897
Current liabilities:
Accounts payable	32,516		27,106
Accrued expenses and other current liabilities	113,812		129,167
Current deferred revenue	2,493		2,598
Debt	31,241		20,009
Total current liabilities	211,320		185,470
Deferred revenue	17,564		20,674
Total liabilities	787,123		894,446
Papa John's Marketing Fund Inc.
Current assets:
Cash and cash equivalents	3,745		13,790
Accounts receivable, net	7,951		10,264
Income tax receivable	127		73
Prepaid expenses	206		441
Other current assets	13,234		1
Total current assets	25,263		24,569
Deferred income taxes, net	381		381
Total assets	25,644		24,950
Current liabilities:
Accounts payable	5,832		20
Accrued expenses and other current liabilities	9,711		23,455
Current deferred revenue	111		155
Debt	11,241		9
Total current liabilities	26,895		23,639
Deferred revenue	4,384		5,995
Total liabilities	$ 31,279		$ 29,634