XML 44 R56.htm IDEA: XBRL DOCUMENT v2.4.1.9
Property, Plant and Equipment - Additional Information (Detail)
 3 Months Ended
Mar. 31, 2015
Plant
GREECE  
Property, Plant and Equipment [Line Items]  
Number of Completed Photovoltaic Plants 8sopw_NumberOfCompletePhotovoltaicPlants
/ us-gaap_StatementGeographicalAxis
= country_GR
CHINA  
Property, Plant and Equipment [Line Items]  
Number of Completed Photovoltaic Plants 1sopw_NumberOfCompletePhotovoltaicPlants
/ us-gaap_StatementGeographicalAxis
= country_CN
ITALY  
Property, Plant and Equipment [Line Items]  
Number of Completed Photovoltaic Plants 4sopw_NumberOfCompletePhotovoltaicPlants
/ us-gaap_StatementGeographicalAxis
= country_IT