XML 104 R132.htm IDEA: XBRL DOCUMENT v2.4.0.6
Segment, Product and Geographic Information (Details 5) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2012
Dec. 31, 2011
Accounts receivable $ 102,630 $ 98,600
Cmi and Affiliates [Member]
   
Accounts receivable 73,432 79,916
Customer A And Its Affiliates [Member]
   
Accounts receivable $ 29,198 $ 18,684