v2.4.1.9

Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
Cash flows provided by operating activities: |  |  |
Net income (loss) | $ 16,832 us-gaap_NetIncomeLossAllocatedToLimitedPartners | $ (14,332)us-gaap_NetIncomeLossAllocatedToLimitedPartners | $ (4,586)us-gaap_NetIncomeLossAllocatedToLimitedPartners
Adjustment to reconcile net income (loss) to net cash provided by operating activities: |  |  |
Depreciation | 36,789 us-gaap_DepreciationDepletionAndAmortization | 11,346 us-gaap_DepreciationDepletionAndAmortization | 1,679 us-gaap_DepreciationDepletionAndAmortization
Equity-based compensation | 8,619 us-gaap_ShareBasedCompensation | 15,931 us-gaap_ShareBasedCompensation |
Amortization of deferred financing costs | 135 us-gaap_AmortizationOfFinancingCosts |  |
Changes in assets and liabilities: |  |  |
Accounts receivable-affiliate | (19,465)us-gaap_IncreaseDecreaseInDueFromAffiliatesCurrent | (2,873)us-gaap_IncreaseDecreaseInDueFromAffiliatesCurrent | (126)us-gaap_IncreaseDecreaseInDueFromAffiliatesCurrent
Prepaid expenses | (518)us-gaap_IncreaseDecreaseInPrepaidExpense |  |
Accounts payable | 738 us-gaap_IncreaseDecreaseInAccountsPayable |  |
Accounts payable-affiliate | 1,059 us-gaap_IncreaseDecreaseInDueToAffiliates |  |
Accrued liabilities | 4,698 us-gaap_IncreaseDecreaseInAccruedLiabilities | 541 us-gaap_IncreaseDecreaseInAccruedLiabilities | (119)us-gaap_IncreaseDecreaseInAccruedLiabilities
Net cash provided by operating activities | 48,887 us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations | 10,613 us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations | (3,152)us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations
Cash flows used in investing activities: |  |  |
Additions to property and equipment | (553,582)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment | (389,340)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment | (115,267)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
Change in working capital of affiliate related to property and equipment | (40,277)am_PaymentsToAffiliatesRelatedToPropertyPlantAndEquipment |  |
Change in other assets | (3,530)us-gaap_PaymentsToAcquireOtherProductiveAssets | (8,581)us-gaap_PaymentsToAcquireOtherProductiveAssets |
Net cash used in investing activities | (597,389)us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations | (397,921)us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations | (115,267)us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations
Cash flows provided by financing activities: |  |  |
Deemed contribution from (distribution to) parent, net | 29,764 am_ContributionsFromDistributionsToParent | 388,059 am_ContributionsFromDistributionsToParent | 118,446 am_ContributionsFromDistributionsToParent
Net proceeds from initial public offering | 1,087,224 us-gaap_ProceedsFromIssuanceInitialPublicOffering |  |
Distribution to parent | (332,500)us-gaap_PaymentsOfCapitalDistribution |  |
Borrowings on bank credit facility | 510,000 us-gaap_ProceedsFromLongTermLinesOfCredit |  |
Repayments on bank credit facility | (510,000)us-gaap_RepaymentsOfLongTermLinesOfCredit |  |
Payments of deferred financing costs | (4,871)us-gaap_PaymentsOfFinancingCosts |  |
Payments on capital lease obligations | (923)us-gaap_RepaymentsOfLongTermCapitalLeaseObligations | (751)us-gaap_RepaymentsOfLongTermCapitalLeaseObligations | (27)us-gaap_RepaymentsOfLongTermCapitalLeaseObligations
Net cash provided by financing activities | 778,694 us-gaap_NetCashProvidedByUsedInFinancingActivities | 387,308 us-gaap_NetCashProvidedByUsedInFinancingActivities | 118,419 us-gaap_NetCashProvidedByUsedInFinancingActivities
Net decrease in cash and cash equivalents | 230,192 us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease |  |
Cash and cash equivalents, end of period | 230,192 us-gaap_CashAndCashEquivalentsAtCarryingValue |  |
Supplemental disclosure of cash flow information: |  |  |
Cash paid during the period for interest | 4,485 us-gaap_InterestPaid | 146 us-gaap_InterestPaid | 8 us-gaap_InterestPaid
Supplemental disclosure of noncash investing activities: |  |  |
Increase in accrued capital expenditures and accounts payable for property and equipment | $ 46,327 am_IncreaseDecreaseInCapitalExpendituresIncurredButNotYetPaid | $ 9,003 am_IncreaseDecreaseInCapitalExpendituresIncurredButNotYetPaid | $ 27,721 am_IncreaseDecreaseInCapitalExpendituresIncurredButNotYetPaid

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