Commitments and Contingencies Narrative (Detail) (USD $)
|
1 Months Ended | 12 Months Ended | 3 Months Ended | 12 Months Ended | 12 Months Ended | |||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
May 31, 2008
|
Oct. 31, 2001
|
Dec. 31, 2013
|
Dec. 31, 2012
|
Dec. 31, 2011
|
Dec. 31, 2013
Clawback Liability [Member]
|
Jun. 30, 2013
Employee Severance [Member]
|
Dec. 31, 2013
Employee Severance [Member]
|
Dec. 31, 2013
Letter of credit [Member]
|
Dec. 31, 2013
Accrued expenses and other current liabilities [Member]
|
Dec. 31, 2013
Other long-term liabilities [Member]
|
Dec. 31, 2013
Private equity funds [Member]
|
|
Commitment Contingencies And Guarantees [Line Items] | ||||||||||||
Lease expiration year | 2017 | |||||||||||
Total rental expense under operating leases | $ 600,000 | $ 600,000 | $ 500,000 | |||||||||
Future minimum lease payments under non-cancelable operating leases 2014 | 500,000 | |||||||||||
Future minimum lease payments under non-cancelable operating leases 2015 | 400,000 | |||||||||||
Company outstanding guarantees | 3,800,000 | 2,400,000 | ||||||||||
Committed capital of private equity funds | 100,000 | |||||||||||
Funding period | 12 months | |||||||||||
Accrued expenses and other current liabilities | 1,300,000 | |||||||||||
Accrued expenses | 2,431,000 | 2,601,000 | 1,000,000 | |||||||||
Other long-term liabilities | 3,683,000 | 3,921,000 | 300,000 | |||||||||
Company's ownership in the funds | 19.00% | |||||||||||
Proceeds from sale of business | 6,400,000 | 38,974,000 | 17,596,000 | 171,268,000 | ||||||||
Annual payments | 650,000 | |||||||||||
Liability to former chairman and chief executive officer, current | 800,000 | |||||||||||
Liability to former chairman and chief executive officer, non-current | 2,600,000 | |||||||||||
Letters of credit outstanding | 6,300,000 | |||||||||||
Letter of credit expiration date | Mar. 19, 2019 | |||||||||||
Severance charge | $ 900,000 |