Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Balance Sheets (Parenthetical)

v2.4.0.6
Condensed Consolidated Balance Sheets (Parenthetical) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2013
Dec. 31, 2012
Statement of Financial Position [Abstract]    
Accounts receivable, allowances $ 150 $ 150