Income Taxes (Federal Operating Loss Carryforwards) (Details) (USD $)
In Thousands, unless otherwise specified |
Dec. 31, 2014
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Operating Loss Carryforwards [Line Items] | |
Federal NOL carryforwards | $ 247,513us-gaap_OperatingLossCarryforwards |
Operating loss carryforwards, valuation allowance | 171,907us-gaap_OperatingLossCarryforwardsValuationAllowance |
2021-2023 [Member] | |
Operating Loss Carryforwards [Line Items] | |
Federal NOL carryforwards |
111,415us-gaap_OperatingLossCarryforwards / us-gaap_TaxPeriodAxis = cpe_TaxExpirationPeriod2Member |
2024-2026 [Member] | |
Operating Loss Carryforwards [Line Items] | |
Federal NOL carryforwards |
14,408us-gaap_OperatingLossCarryforwards / us-gaap_TaxPeriodAxis = cpe_TaxExpirationPeriod3Member |
2027-2029 [Member] | |
Operating Loss Carryforwards [Line Items] | |
Federal NOL carryforwards |
41,379us-gaap_OperatingLossCarryforwards / us-gaap_TaxPeriodAxis = cpe_TaxExpirationPeriod4Member |
2030-2033 [Member] | |
Operating Loss Carryforwards [Line Items] | |
Federal NOL carryforwards |
$ 80,311us-gaap_OperatingLossCarryforwards / us-gaap_TaxPeriodAxis = cpe_TaxExpirationPeriod5Member |
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- Definition
Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The portion of the valuation allowance pertaining to the deferred tax asset representing potential future taxable deductions from net operating loss carryforwards for which it is more likely than not that a tax benefit will not be realized. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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