XML 70 R16.htm IDEA: XBRL DOCUMENT v2.4.0.6

Shares Repurchased	12 Months Ended
	Dec. 31, 2012
Shares Repurchased [Abstract]
Shares Repurchased	10. Shares Repurchased During the year ended December 31, 2012, the Company repurchased 357,123 shares of its Company stock for an aggregate price of $2,261. The shares repurchased related to the vesting of restricted common stock granted to employees.

X

- Details

Name:	us-gaap_TreasuryStockNumberOfSharesAndRestrictionDisclosuresAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The entire disclosure for an entity's treasury stock, including the average cost per share, carrying basis for each class of treasury stock, description of share repurchase program authorized by an entity's board of directors, the number of shares repurchased, the cost of the shares repurchased, the remaining maximum dollar value of shares available for repurchase under the program, the treatment of the purchase price in excess of the current market value, number of shares held for each class of treasury stock, and other information necessary to a fair presentation.

+ References

No definition available.

+ Details

Name:	us-gaap_TreasuryStockTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration