Annual report pursuant to Section 13 and 15(d)

Segment Information (Details)

v3.3.1.900
Segment Information (Details) - Revenue [Member]
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Segment Reporting Information [Line Items]    
Total consolidated revenue 100.00% 100.00%
United States [Member]    
Segment Reporting Information [Line Items]    
Total consolidated revenue 66.80% 73.10%
Canada [Member]    
Segment Reporting Information [Line Items]    
Total consolidated revenue 6.40% 6.30%
U.K. [Member]    
Segment Reporting Information [Line Items]    
Total consolidated revenue 19.90% 17.00%
Other foreign markets [Member]    
Segment Reporting Information [Line Items]    
Total consolidated revenue 6.90% 3.60%