XML 29 R76.htm IDEA: XBRL DOCUMENT
v2.4.1.9

COMMON AND PREFERRED STOCK (Series A-1 Preferred) (Details) (USD $) In Thousands, except Share data, unless otherwise specified | 0 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | ---
Jan. 20, 2006 | Dec. 31, 2014 vote | Dec. 31, 2011 | Jan. 20, 2006
Class of Stock [Line Items] |  |  |  |
Deemed dividend | 6,803 us-gaap_CumulativeDividends |  |  | 6,803 us-gaap_CumulativeDividends
Series A-1 Convertible Redeemable Preferred Stock |  |  |  |
Class of Stock [Line Items] |  |  |  |
Issuance of preferred stock (in shares) | 657,354 us-gaap_PreferredStockSharesIssued / us-gaap_ShareholdersEquityClassAxis = epam_SeriesAOnePreferredStockMember |  |  | 657,354 us-gaap_PreferredStockSharesIssued / us-gaap_ShareholdersEquityClassAxis = epam_SeriesAOnePreferredStockMember
Compounded annual rate of return (as a percent) | 12.50%epam_AnnualRateOfReturn / us-gaap_ShareholdersEquityClassAxis = epam_SeriesAOnePreferredStockMember |  |  |
Number of votes |  | 1 epam_PreferredStockNumberofVotes / us-gaap_ShareholdersEquityClassAxis = epam_SeriesAOnePreferredStockMember |  |
Redemption value |  |  | 41,245 us-gaap_TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests / us-gaap_ShareholdersEquityClassAxis = epam_SeriesAOnePreferredStockMember |
Private Placement |  |  |  |
Class of Stock [Line Items] |  |  |  |
Common stock converted to preferred stock (in shares) | 11,180,648 epam_CommonSharesConvertedToPreferredStock / us-gaap_SubsidiarySaleOfStockAxis = us-gaap_PrivatePlacementMember |  |  |
Private Placement | Common Stock |  |  |  |
Class of Stock [Line Items] |  |  |  |
Sale of stock price per share (in dollars per share) | 1.13 us-gaap_SaleOfStockPricePerShare / us-gaap_StatementClassOfStockAxis = us-gaap_CommonStockMember / us-gaap_SubsidiarySaleOfStockAxis = us-gaap_PrivatePlacementMember |  |  | 1.13 us-gaap_SaleOfStockPricePerShare / us-gaap_StatementClassOfStockAxis = us-gaap_CommonStockMember / us-gaap_SubsidiarySaleOfStockAxis = us-gaap_PrivatePlacementMember
Private Placement | Series A-1 Convertible Redeemable Preferred Stock |  |  |  |
Class of Stock [Line Items] |  |  |  |
Sale of stock price per share (in dollars per share) | 12.17 us-gaap_SaleOfStockPricePerShare / us-gaap_ShareholdersEquityClassAxis = epam_SeriesAOnePreferredStockMember / us-gaap_SubsidiarySaleOfStockAxis = us-gaap_PrivatePlacementMember |  |  | 12.17 us-gaap_SaleOfStockPricePerShare / us-gaap_ShareholdersEquityClassAxis = epam_SeriesAOnePreferredStockMember / us-gaap_SubsidiarySaleOfStockAxis = us-gaap_PrivatePlacementMember
Number of installments |  | 4 epam_PreferredStockRedemptionNumberofInstallments / us-gaap_ShareholdersEquityClassAxis = epam_SeriesAOnePreferredStockMember / us-gaap_SubsidiarySaleOfStockAxis = us-gaap_PrivatePlacementMember |  |
Net proceeds from issuance of stock | 8,000 us-gaap_SaleOfStockConsiderationReceivedOnTransaction / us-gaap_ShareholdersEquityClassAxis = epam_SeriesAOnePreferredStockMember / us-gaap_SubsidiarySaleOfStockAxis = us-gaap_PrivatePlacementMember |  |  |
Stock issued during period shares convertible preferred new issues (in shares) | 1,397,581 epam_StockIssuedDuringPeriodSharesConvertiblePreferredNewIssues / us-gaap_ShareholdersEquityClassAxis = epam_SeriesAOnePreferredStockMember / us-gaap_SubsidiarySaleOfStockAxis = us-gaap_PrivatePlacementMember |  |  |
Minimum | Private Placement | Series A-1 Convertible Redeemable Preferred Stock |  |  |  |
Class of Stock [Line Items] |  |  |  |
Redemption period (in years) |  | 30 epam_PreferredStockRedemptionNumberofCalendarDays / us-gaap_RangeAxis = us-gaap_MinimumMember / us-gaap_ShareholdersEquityClassAxis = epam_SeriesAOnePreferredStockMember / us-gaap_SubsidiarySaleOfStockAxis = us-gaap_PrivatePlacementMember |  |
Maximum | Private Placement | Series A-1 Convertible Redeemable Preferred Stock |  |  |  |
Class of Stock [Line Items] |  |  |  |
Redemption period (in days) |  | 1 year 6 months |  |

X
- Definition Temporary Equity, Accretion To Redemption Value, Compounded Annual Rate Of Return + References No definition available. + Details
Name: | epam_AnnualRateOfReturn
Namespace Prefix: | epam_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of common shares converted into preferred stock + References No definition available. + Details
Name: | epam_CommonSharesConvertedToPreferredStock
Namespace Prefix: | epam_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Preferred Stock, Number of Votes + References No definition available. + Details
Name: | epam_PreferredStockNumberofVotes
Namespace Prefix: | epam_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Preferred Stock Redemption, Number of Calendar Days + References No definition available. + Details
Name: | epam_PreferredStockRedemptionNumberofCalendarDays
Namespace Prefix: | epam_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Preferred Stock Redemption, Number of Installments + References No definition available. + Details
Name: | epam_PreferredStockRedemptionNumberofInstallments
Namespace Prefix: | epam_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Preferred Stock Redemption, Number of Years + References No definition available. + Details
Name: | epam_PreferredStockRedemptionNumberofYears
Namespace Prefix: | epam_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Stock Issued During Period, Shares, Convertible preferred New Issues + References No definition available. + Details
Name: | epam_StockIssuedDuringPeriodSharesConvertiblePreferredNewIssues
Namespace Prefix: | epam_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_ClassOfStockLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of cumulative cash dividends distributed to shareholders. + References No definition available. + Details
Name: | us-gaap_CumulativeDividends
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Total number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) issued to shareholders (includes related preferred shares that were issued, repurchased, and remain in the treasury). May be all or portion of the number of preferred shares authorized. Excludes preferred shares that are classified as debt. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.28) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29 -Article 5 + Details
Name: | us-gaap_PreferredStockSharesIssued
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Cash received on stock transaction after deduction of issuance costs. + References No definition available. + Details
Name: | us-gaap_SaleOfStockConsiderationReceivedOnTransaction
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Per share amount received by subsidiary or equity investee for each share of common stock issued or sold in the stock transaction. + References No definition available. + Details
Name: | us-gaap_SaleOfStockPricePerShare
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Carrying amount, attributable to parent and noncontrolling interests, of an entity's issued and outstanding stock which is not included within permanent equity. Temporary equity is a security with redemption features that are outside the control of the issuer, is not classified as an asset or liability in conformity with GAAP, and is not mandatorily redeemable. Includes any type of security that is redeemable at a fixed or determinable price or on a fixed or determinable date or dates, is redeemable at the option of the holder, or has conditions for redemption which are not solely within the control of the issuer. Includes stock with a put option held by an ESOP and stock redeemable by a holder only in the event of a change in control of the issuer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.27(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_RangeAxis=us-gaap_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RangeAxis=us-gaap_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ShareholdersEquityClassAxis=epam_SeriesAOnePreferredStockMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsidiarySaleOfStockAxis=us-gaap_PrivatePlacementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |