Organization and Summary of Significant Accounting Policies - Summary of Gaming Taxes (Details) - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2016	Mar. 31, 2015
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Gaming taxes	$ 145.8	$ 144.7

Taxes based on gross gaming revenues in the jurisdictions in which we operate, subject to applicable jurisdictional adjustments. These gaming taxes are an assessment on our gaming revenues and are recorded as a gaming expense in the unaudited Condensed Consolidated Statements of Operations.

No definition available.

Name:	pnk_GamingTaxes
Namespace Prefix:	pnk_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration