Consolidated Balance Sheets - USD ($) $ in Millions	Dec. 31, 2016	Dec. 31, 2015
Current assets:
Cash and cash equivalents ($79 and $118 attributable to VIEs)	$ 418	$ 906
Accounts receivable, net of allowance of $6 and $2	839	644
Inventories	581	475
Margin deposits and other prepaid expense	441	137
Restricted cash, current ($109 and $132 attributable to VIEs)	173	216
Derivative assets, current	1,725	1,698
Current assets held for sale	210	0
Other current assets	45	19
Total current assets	4,432	4,095
Property, plant and equipment, net ($3,979 and $4,062 attributable to VIEs)	13,013	13,012
Restricted cash, net of current portion ($14 and $11 attributable to VIEs)	15	12
Investments in unconsolidated subsidiaries	99	79
Long-term derivative assets	543	313
Long-term assets held for sale (nil and $130 attributable to VIEs)	0	130
Other assets ($63 and $119 attributable to VIEs)	1,215	1,040
Total assets	19,317	18,681
Current liabilities:
Accounts payable	671	552
Accrued interest payable	125	129
Debt, current portion ($176 and $166 attributable to VIEs)	748	221
Derivative liabilities, current	1,630	1,734
Other current liabilities	528	412
Total current liabilities	3,702	3,048
Debt, net of current portion ($2,944 and $3,096 attributable to VIEs)	11,431	11,716
Long-term derivative liabilities	476	473
Other long-term liabilities	369	277
Total liabilities	15,978	15,514
Stockholders’ equity:
Preferred stock, $0.001 par value per share; authorized 100,000,000 shares, none issued and outstanding at December 31, 2016 and 2015	0	0
Common stock, $0.001 par value per share; authorized 1,400,000,000 shares, 359,627,113 shares issued and 359,061,764 shares outstanding at December 31, 2016, and 356,755,747 shares issued and 356,662,004 shares outstanding at December 31, 2015	0	0
Treasury stock, at cost, 565,349 and 93,743 shares, respectively	(7)	(1)
Additional paid-in capital	9,625	9,594
Accumulated deficit	(6,213)	(6,305)
Accumulated other comprehensive loss	(137)	(179)
Total Calpine stockholders’ equity	3,268	3,109
Noncontrolling interest	71	58
Total stockholders’ equity	3,339	3,167
Total liabilities and stockholders’ equity	$ 19,317	$ 18,681

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.