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Non-controlling Interests and Redeemable non-controlling Interest | 12 Months Ended
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Dec. 31, 2017
Noncontrolling Interest [Abstract] |
Non-controlling Interests and Redeemable non-controlling Interest | Non-controlling interests and Redeemable non-controlling interest Net loss attributable to non-controlling interests for the years ended December 31 consists of the following:
| 2017 |  | 2016
HLBV and other adjustments attributable to: |  |  |
Non-controlling interest -Class A partnership units | $ | (52,020 | ) |  | $ | (35,451 | )
Non-controlling interest -redeemable Class A partnership units | (13,400 | ) |  | (4,952 | )
Other net earnings attributable to non-controlling interests | 3,172 |  |  | 1,853 |
Net effect of non-controlling interests | $ | (62,248 | ) |  | $ | (38,550 | )
The non-controlling Class A membership equity investors (“Class A partnership units”) in the Company's U.S. wind power and solar power generating facilities are entitled to allocations of earnings, tax attributes and cash flows in accordance with contractual agreements. The share of earnings attributable to the non-controlling interest holders in these subsidiaries is calculated using the HLBV method of accounting as described in note 1(r). The terms of the arrangement refer to the tax rate in effect when the benefits are delivered. As such, The U.S. federal corporate tax rate of 35% was used to calculate HLBV as at December 31, 2017. The reduced U.S. federal corporate tax rate of 21% and other certain measures discussed in note 20 will be used in the calculation of HLBV beginning in 2018. Non-controlling interest As of December 31, 2017, non-controlling interests of $756,007 (2016 - $562,358) includes Class A partnership units held by tax equity investors in certain U.S. wind power and solar generating facilities of $754,932 (2016 - $561,308) and other non-controlling interests of $1,075 (2016 - $1,050). Contributions from new Class A partnership investors of U.S. $42,750 was received for the Great Bay Solar Facility in 2017 (note 3(c)); U.S. $9,800 was received for the Bakersfield II Solar Facility on February 28, 2017 (note 3(g)); and, U.S. $166,595 was received for the Deerfield Wind Project on May 10, 2017 (note 8(b)).
19. | Non-controlling interests and Redeemable non-controlling interest (continued)
Redeemable Non-controlling interest Non-controlling interests in subsidiaries that are redeemable upon the occurrence of uncertain events not solely within APUC’s control are classified as temporary equity on the consolidated balance sheets. The redeemable non-controlling interests in subsidiaries balance is determined using the hypothetical liquidation at book value method subsequent to initial recognition, however, if the redemption amount is probable or currently redeemable, the Company records the instruments at their redemption value. Redemption is not considered probable as of December 31, 2017. Changes in redeemable non-controlling interest are as follows:
| 2017 |  | 2016
Opening balance | $ | 29,434 |  |  | $ | 25,751 |
Net loss attributable to redeemable non-controlling interest | (13,400 | ) |  | (4,952 | )
Contributions from redeemable non-controlling interests (note 3(f)) | 40,797 |  |  | 10,171 |
Dividends declared and distributions to redeemable non-controlling interest | (1,454 | ) |  | (590 | )
Foreign exchange | (3,249 | ) |  | (946 | )
Closing balance | $ | 52,128 |  |  | $ | 29,434 |
Contributions from new Class A partnership investors of U.S. $31,212 was received for the Luning Solar Facility on on February 17, 2017 (note 3(f)).

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- Definition The entire disclosure for noncontrolling interest in consolidated subsidiaries, which could include the name of the subsidiary, the ownership percentage held by the parent, the ownership percentage held by the noncontrolling owners, the amount of the noncontrolling interest, the location of this amount on the balance sheet (when not reported separately), an explanation of the increase or decrease in the amount of the noncontrolling interest, the noncontrolling interest share of the net Income or Loss of the subsidiary, the location of this amount on the income statement (when not reported separately), the nature of the noncontrolling interest such as background information and terms, the amount of the noncontrolling interest represented by preferred stock, a description of the preferred stock, and the dividend requirements of the preferred stock. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -URI http://asc.fasb.org/topic&trid=2197479 + Details
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