Annual report pursuant to Section 13 and 15(d)

Segment Information (Details Textual)

v2.4.1.9
Segment Information (Details Textual) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Dec. 31, 2014
segments
Dec. 31, 2013
Segment Reporting (Textual)    
Number of operating segments 3us-gaap_NumberOfOperatingSegments  
U.S.    
Segment Reporting (Textual)    
Long-Lived Assets 1.3us-gaap_NoncurrentAssets
/ us-gaap_StatementGeographicalAxis
= country_US
$ 1.3us-gaap_NoncurrentAssets
/ us-gaap_StatementGeographicalAxis
= country_US
International | Maximum [Member]    
Segment Reporting (Textual)    
Long-Lived Assets 0.1us-gaap_NoncurrentAssets
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
/ us-gaap_StatementGeographicalAxis
= pric_ForeignMember
$ 0.1us-gaap_NoncurrentAssets
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
/ us-gaap_StatementGeographicalAxis
= pric_ForeignMember