Annual report pursuant to Section 13 and 15(d)

Income Taxes (Schedule Of Deferred Tax Assets And Liabilities) (Details)

v2.4.0.6
Income Taxes (Schedule Of Deferred Tax Assets And Liabilities) (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Income Tax Disclosure [Abstract]      
Net operating loss carryforward $ 1,513 $ 40,880 $ 20,967
Oil and gas property basis difference 0 0 32,054
FASB ASC 718 compensation expense 762 520 347
Investment in pass through entities 0 78 722
AMT credit 1,643 1,000 693
Non-oil and gas property basis difference 0 103 279
Charitable contributions carryover 5 3 0
Unrealized gain on hedging activities 3,836 0 0
Foreign tax credit carryforwards 2,074 0 0
State net operating loss carryover 4,315 6,410 0
Total deferred tax assets 14,148 48,994 55,062
Valuation allowance for deferred tax assets (4,629) (12,347) (54,434)
Deferred tax assets, net of valuation allowance 9,519 36,647 628
Oil and gas property basis difference 15,049 35,637 0
Investment in pass through entities 3,618 0 0
Non-oil and gas property basis difference 227 0 0
Investment in nonconsolidated affiliates 9,232 0 0
Unrealized gain on hedging activities 0 10 0
Total deferred tax liabilities 28,126 35,647 0
Net deferred tax asset (liability) $ (18,607) $ 1,000 $ 628