Annual report pursuant to Section 13 and 15(d)

Condensed Financial Information Of Registrant Condensed Balance Sheets (Parenthetical) (Details)

v2.4.0.8
Condensed Financial Information Of Registrant Condensed Balance Sheets (Parenthetical) (Details) (USD $)
In Thousands, except Share data, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Common stock, par value $ 0.001 $ 0.001
Common stock, shares authorized 100,000,000 100,000,000
Common Stock, Shares, Issued 58,673,215 55,339,160
Common Stock, Shares, Outstanding 55,319,239 52,329,248
Treasury Stock, Shares 3,353,976 3,009,912
Parent Company [Member]
   
Short-term investments, Amortized cost $ 6,500 $ 0
Long-term investments, Amortized cost $ 1,356 $ 4,164
Common stock, par value $ 0.001 $ 0.001
Common stock, shares authorized 100,000,000 100,000,000
Common Stock, Shares, Issued 55,339,160 53,586,726
Common Stock, Shares, Outstanding 52,329,248 50,864,618
Treasury Stock, Shares 3,009,912 2,722,108