Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements (Details)

v2.4.0.6
Fair Value Measurements (Details) (USD $)
In Thousands, unless otherwise specified
May 15, 2012
Jun. 30, 2012
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Mar. 31, 2012
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Accrued expenses [Member]
Jun. 30, 2012
Significant Other Observable Inputs (Level 2) [Member]
Jun. 30, 2012
Significant Unobservable Inputs (Level 3) [Member]
Jun. 30, 2012
Recurring [Member]
Cash and Cash Equivalents [Member]
Mar. 31, 2012
Recurring [Member]
Cash and Cash Equivalents [Member]
Jun. 30, 2012
Recurring [Member]
Accrued expenses [Member]
Mar. 31, 2012
Recurring [Member]
Accrued expenses [Member]
Jun. 30, 2012
Recurring [Member]
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Cash and Cash Equivalents [Member]
Mar. 31, 2012
Recurring [Member]
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Cash and Cash Equivalents [Member]
Jun. 30, 2012
Recurring [Member]
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Accrued expenses [Member]
Jun. 30, 2012
Recurring [Member]
Significant Other Observable Inputs (Level 2) [Member]
Cash and Cash Equivalents [Member]
Mar. 31, 2012
Recurring [Member]
Significant Other Observable Inputs (Level 2) [Member]
Cash and Cash Equivalents [Member]
Jun. 30, 2012
Recurring [Member]
Significant Other Observable Inputs (Level 2) [Member]
Accrued expenses [Member]
Mar. 31, 2012
Recurring [Member]
Significant Other Observable Inputs (Level 2) [Member]
Accrued expenses [Member]
Jun. 30, 2012
Recurring [Member]
Significant Unobservable Inputs (Level 3) [Member]
Cash and Cash Equivalents [Member]
Mar. 31, 2012
Recurring [Member]
Significant Unobservable Inputs (Level 3) [Member]
Cash and Cash Equivalents [Member]
Jun. 30, 2012
Recurring [Member]
Significant Unobservable Inputs (Level 3) [Member]
Accrued expenses [Member]
Mar. 31, 2012
Recurring [Member]
Significant Unobservable Inputs (Level 3) [Member]
Accrued expenses [Member]
Assets and liabilities measured at fair value on a recurring basis and their related valuation inputs                                        
Money market funds           $ 82,288 $ 82,931     $ 82,288 $ 82,931   $ 0                 
Contingent Consideration, net of working capital receivable offset of $419 2,965         2,965     2,965                        
Note payable guarantee                $ 14 $ 25            $ 0        $ 14 $ 25