BASIS OF PRESENTATION (Details) (Effect of Change, USD $) In Millions, unless otherwise specified	12 Months Ended
Dec. 31, 2014
Effect of Change
Basis of Presentation
Impact of reclassifications on previously reported net income	$ 0
Impact of reclassifications on previously reported shareowner equity	$ 0

Represents the impact on previously reported shareowner equity of certain reclassifications made to previously reported financial statements and accompanying notes to make prior year amounts comparable to those of the current year.

No definition available.

Name:	plico_ReclassificationImpactOnPreviouslyReportedShareownerEquity
Namespace Prefix:	plico_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration