Write-downs, reserves and recoveries, net (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2014	Mar. 31, 2013
Write Downs Reserves And Recoveries Net Abstract
Write-downs, reserves and recoveries, net	$ 645	$ 302

The net cost or benefit resulting from gain or loss on asset disposals, asset impairments, insurance proceeds, recoveries from legal settlements and other such items.

No definition available.

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