CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Current assets:
Cash	$ 92,104us-gaap_Cash	$ 87,983us-gaap_Cash
Trade accounts receivable, net (Note 1)	67,822us-gaap_AccountsReceivableNetCurrent	57,468us-gaap_AccountsReceivableNetCurrent
Deferred income taxes, net	1,079	1,039
Prepaid expenses & other current assets	12,525	11,502
Total current assets	173,530us-gaap_AssetsCurrent	157,992us-gaap_AssetsCurrent
Property and equipment, net	11,018us-gaap_PropertyPlantAndEquipmentNet	12,247us-gaap_PropertyPlantAndEquipmentNet
Intangible assets, net	2,395	2,394
Other assets	444us-gaap_OtherAssetsNoncurrent	446us-gaap_OtherAssetsNoncurrent
Total assets	187,387us-gaap_Assets	173,079us-gaap_Assets
Current liabilities:
Accounts payable	48,318us-gaap_AccountsPayableCurrent	41,402us-gaap_AccountsPayableCurrent
Accrued expenses	16,498us-gaap_AccruedLiabilitiesCurrent	19,751us-gaap_AccruedLiabilitiesCurrent
Other current liabilities	2,458us-gaap_OtherLiabilitiesCurrent	2,902us-gaap_OtherLiabilitiesCurrent
Total current liabilities	67,274us-gaap_LiabilitiesCurrent	64,055us-gaap_LiabilitiesCurrent
Deferred income taxes, net	1,558	1,536
Other long-term liabilities	3,563us-gaap_OtherLiabilitiesNoncurrent	3,350us-gaap_OtherLiabilitiesNoncurrent
Total liabilities	72,395us-gaap_Liabilities	68,941us-gaap_Liabilities
Commitments and contingencies (Notes 1 and 2)
Stockholders' equity:
Common stock, $0.0001 par, 200,000 shares authorized, 65,543 and 65,303 shares issued and outstanding	7us-gaap_CommonStockValue	7us-gaap_CommonStockValue
Additional paid-in capital	96,546	94,690
Retained earnings	18,439	9,441
Total stockholders' equity	114,992us-gaap_StockholdersEquity	104,138us-gaap_StockholdersEquity
Total liabilities and stockholders' equity	$ 187,387	$ 173,079

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19

-Subparagraph a

-Article 5

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.19(a))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682