v2.4.0.6
CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $)
In Thousands, unless otherwise specified
 12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Cash flows from operating activities:      
Net loss $ (100,320) $ (35,641) $ (3,855)
Adjustments to reconcile to net cash provided by operating activities:      
Depreciation and amortization 157,207 63,638 40,387
Incentive plan compensation expense 2,453 3,167 4,497
Loss on the disposal of property, plant and equipment and other charges 840    
Impairment of long-lived assets and equity investments 60,495 1,522 3,136
Gain on sale of equity investments (578)   (1,511)
Equity in earnings from unconsolidated affiliates (25,741) (7,878) (16,913)
Distributions from unconsolidated affiliates 38,347 21,889 16,843
Unrealized foreign exchange loss 19,029 8,636 5,611
Change in fair value of derivative instruments 59,272 14,594 (3,275)
Change in deferred income taxes (34,055) (9,908) 17,964
Other     (210)
Change in other operating balances      
Accounts receivable 2,280 (15,563) 1,729
Prepayments, refundable income taxes and other assets (19,490) 1,653 9,311
Accounts payable and accrued liabilities 21,135 4,931 (6,551)
Other liabilities (1,236) (3,287) 2,468
Cash provided by operating activities 167,078 55,935 86,953
Cash flows provided by (used in) investing activities:      
Acquisitions and investments, net of cash acquired (80,496) (591,583) (78,180)
Change in restricted cash (11,589) (5,668) 945
Proceeds from sale of equity investments 27,925 8,500 2,000
Proceeds from (loans to) related party   22,781 (22,781)
Biomass development costs (480) (931) (2,286)
Construction in progress (456,205) (113,072) (44,146)
Purchase of property, plant and equipment (2,902) (2,035) (2,549)
Cash used in investing activities (523,747) (682,008) (146,997)
Cash flows provided by (used in) financing activities:      
Proceeds from issuance of long-term debt   460,000  
Proceeds from issuance of convertible debentures 230,640   74,575
Proceeds from issuance of equity, net of offering costs 66,294 155,424 72,767
Proceeds from project-level debt 291,865 100,794  
Repayment of project-level debt (284,783) (21,589) (18,882)
Payments for revolving credit facility borrowings (60,800)   (20,000)
Proceeds from revolving credit facility borrowings 69,800 58,000 20,000
Deferred financing costs (31,217) (26,373) (7,941)
Equity contribution from noncontrolling interest 225,000   200
Dividends paid (144,117) (85,029) (65,028)
Cash provided by financing activities 362,682 641,227 55,691
Net (decrease) increase in cash and cash equivalents 6,013 15,154 (4,353)
Less cash at discontinued operations (6,473)    
Cash and cash equivalents at beginning of period 60,651 45,497 49,850
Cash and cash equivalents at end of period 60,191 60,651 45,497
Supplemental cash flow information      
Interest paid 121,396 40,238 26,687
Income taxes paid (refunded), net 4,765 1,109 (8,000)
Accruals for construction in progress $ 11,963 $ 4,095