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Segment Reporting (Tables)
3 Months Ended
Mar. 31, 2014
Segment Reporting [Abstract]  
Net sales between residential, industrial/commercial and other products
The Company's product offerings consist primarily of power products with a range of power output geared for varying end customer uses. Residential power products and commercial & industrial power products are each a similar class of products based on similar power output and end customer usage. The breakout of net sales between residential, commercial & industrial, and other products is as follows:
 
   
Three Months Ended March 31,
 
   
2014
  
2013
 
Residential power products
 $163,969  $255,244 
Commercial & industrial power products
  157,370   127,080 
Other
  20,669   17,248 
   Total
 $342,008  $399,572