XML 27 R71.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Segments International Revenue (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2014 | Sep. 30, 2014 | Jun. 30, 2014 | Mar. 31, 2014 | Dec. 31, 2013 | Sep. 30, 2013 | Jun. 30, 2013 | Mar. 31, 2013 | Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |  |  |  |  |  |  |  |
Concentration Risk, Geographic |  |  |  |  |  |  |  |  | 103743000 | 79765000 | 66160
Revenues | $ 53,829us-gaap_Revenues | $ 46,719us-gaap_Revenues | $ 44,368us-gaap_Revenues | $ 40,913us-gaap_Revenues | $ 38,871us-gaap_Revenues | $ 36,813us-gaap_Revenues | $ 35,527us-gaap_Revenues | $ 33,626us-gaap_Revenues | $ 185,829us-gaap_Revenues | $ 144,837us-gaap_Revenues | $ 117,791us-gaap_Revenues
percentage of total revenue |  |  |  |  |  |  |  |  | 100.00%pro_PercentageOfTotalRevenue | 100.00%pro_PercentageOfTotalRevenue | 100.00%pro_PercentageOfTotalRevenue
International Revenue [Member] |  |  |  |  |  |  |  |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |  |  |  |  |  |  |  |
percentage of total revenue |  |  |  |  |  |  |  |  | 56.00%pro_PercentageOfTotalRevenue / us-gaap_StatementGeographicalAxis = pro_InternationalRevenueMember | 55.00%pro_PercentageOfTotalRevenue / us-gaap_StatementGeographicalAxis = pro_InternationalRevenueMember | 56.00%pro_PercentageOfTotalRevenue / us-gaap_StatementGeographicalAxis = pro_InternationalRevenueMember
UNITED STATES |  |  |  |  |  |  |  |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  | 82,086us-gaap_Revenues / us-gaap_StatementGeographicalAxis = country_US | 65,072us-gaap_Revenues / us-gaap_StatementGeographicalAxis = country_US | 51,631us-gaap_Revenues / us-gaap_StatementGeographicalAxis = country_US
percentage of total revenue |  |  |  |  |  |  |  |  | 44.00%pro_PercentageOfTotalRevenue / us-gaap_StatementGeographicalAxis = country_US | 45.00%pro_PercentageOfTotalRevenue / us-gaap_StatementGeographicalAxis = country_US | 44.00%pro_PercentageOfTotalRevenue / us-gaap_StatementGeographicalAxis = country_US
South America and Canada [Member] |  |  |  |  |  |  |  |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  | 15,365us-gaap_Revenues / us-gaap_StatementGeographicalAxis = pro_SouthAmericaAndCanadaMember | 12,222us-gaap_Revenues / us-gaap_StatementGeographicalAxis = pro_SouthAmericaAndCanadaMember | 5,457us-gaap_Revenues / us-gaap_StatementGeographicalAxis = pro_SouthAmericaAndCanadaMember
percentage of total revenue |  |  |  |  |  |  |  |  | 8.00%pro_PercentageOfTotalRevenue / us-gaap_StatementGeographicalAxis = pro_SouthAmericaAndCanadaMember | 8.00%pro_PercentageOfTotalRevenue / us-gaap_StatementGeographicalAxis = pro_SouthAmericaAndCanadaMember | 5.00%pro_PercentageOfTotalRevenue / us-gaap_StatementGeographicalAxis = pro_SouthAmericaAndCanadaMember
North and South America [Member] |  |  |  |  |  |  |  |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  | 97,451us-gaap_Revenues / us-gaap_StatementGeographicalAxis = pro_NorthandSouthAmericaMember | 77,294us-gaap_Revenues / us-gaap_StatementGeographicalAxis = pro_NorthandSouthAmericaMember | 57,088us-gaap_Revenues / us-gaap_StatementGeographicalAxis = pro_NorthandSouthAmericaMember
percentage of total revenue |  |  |  |  |  |  |  |  | 52.00%pro_PercentageOfTotalRevenue / us-gaap_StatementGeographicalAxis = pro_NorthandSouthAmericaMember | 54.00%pro_PercentageOfTotalRevenue / us-gaap_StatementGeographicalAxis = pro_NorthandSouthAmericaMember | 49.00%pro_PercentageOfTotalRevenue / us-gaap_StatementGeographicalAxis = pro_NorthandSouthAmericaMember
Europe [Member] |  |  |  |  |  |  |  |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  | 45,987us-gaap_Revenues / us-gaap_StatementGeographicalAxis = us-gaap_EuropeMember | 33,666us-gaap_Revenues / us-gaap_StatementGeographicalAxis = us-gaap_EuropeMember | 31,545us-gaap_Revenues / us-gaap_StatementGeographicalAxis = us-gaap_EuropeMember
percentage of total revenue |  |  |  |  |  |  |  |  | 25.00%pro_PercentageOfTotalRevenue / us-gaap_StatementGeographicalAxis = us-gaap_EuropeMember | 23.00%pro_PercentageOfTotalRevenue / us-gaap_StatementGeographicalAxis = us-gaap_EuropeMember | 27.00%pro_PercentageOfTotalRevenue / us-gaap_StatementGeographicalAxis = us-gaap_EuropeMember
Pacific [Member] |  |  |  |  |  |  |  |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  | 34,170us-gaap_Revenues / us-gaap_StatementGeographicalAxis = pro_PacificMember | 22,411us-gaap_Revenues / us-gaap_StatementGeographicalAxis = pro_PacificMember | 15,356us-gaap_Revenues / us-gaap_StatementGeographicalAxis = pro_PacificMember
percentage of total revenue |  |  |  |  |  |  |  |  | 18.00%pro_PercentageOfTotalRevenue / us-gaap_StatementGeographicalAxis = pro_PacificMember | 15.00%pro_PercentageOfTotalRevenue / us-gaap_StatementGeographicalAxis = pro_PacificMember | 13.00%pro_PercentageOfTotalRevenue / us-gaap_StatementGeographicalAxis = pro_PacificMember
Middle East [Member] |  |  |  |  |  |  |  |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  | 6,239us-gaap_Revenues / us-gaap_StatementGeographicalAxis = us-gaap_MiddleEastMember | 9,840us-gaap_Revenues / us-gaap_StatementGeographicalAxis = us-gaap_MiddleEastMember | 10,914us-gaap_Revenues / us-gaap_StatementGeographicalAxis = us-gaap_MiddleEastMember
percentage of total revenue |  |  |  |  |  |  |  |  | 3.00%pro_PercentageOfTotalRevenue / us-gaap_StatementGeographicalAxis = us-gaap_MiddleEastMember | 7.00%pro_PercentageOfTotalRevenue / us-gaap_StatementGeographicalAxis = us-gaap_MiddleEastMember | 9.00%pro_PercentageOfTotalRevenue / us-gaap_StatementGeographicalAxis = us-gaap_MiddleEastMember
Africa [Member] |  |  |  |  |  |  |  |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  | $ 1,982us-gaap_Revenues / us-gaap_StatementGeographicalAxis = us-gaap_AfricaMember | $ 1,626us-gaap_Revenues / us-gaap_StatementGeographicalAxis = us-gaap_AfricaMember | $ 2,888us-gaap_Revenues / us-gaap_StatementGeographicalAxis = us-gaap_AfricaMember
percentage of total revenue |  |  |  |  |  |  |  |  | 1.00%pro_PercentageOfTotalRevenue / us-gaap_StatementGeographicalAxis = us-gaap_AfricaMember | 1.00%pro_PercentageOfTotalRevenue / us-gaap_StatementGeographicalAxis = us-gaap_AfricaMember | 2.00%pro_PercentageOfTotalRevenue / us-gaap_StatementGeographicalAxis = us-gaap_AfricaMember

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