XML 64 R13.htm IDEA: XBRL DOCUMENT v2.4.0.6
Other Current Accrued Liabilities
 12 Months Ended
Dec. 31, 2011
Other Current Accrued Liabilities [Abstract]  
Other Current Accrued Liabilities
(7) Other Current Accrued Liabilities
 
The following is a summary of the Company's other current accrued liabilities balances at December 31:

(Thousands of dollars)
 
2011
 
 
2010
 
 
 
 
 
 
 
Customer prepayments
 
$
10,659
 
 
$
11,999
 
Litigation reserves
 
 
2,743
 
 
 
6,493
 
Deferred compensation & benefit plans
 
 
6,884
 
 
 
6,548
 
Acquisition hold back & royalty consideration
 
 
2,219
 
 
 
2,132
 
Other accrued liabilities
 
 
3,689
 
 
 
3,376
 
Total other current accrued liabilities
 
$
26,194
 
 
$
30,548