|NRG ENERGY, INC. filed this Form 10-K on 03/01/2018|
The following table summarizes NRG's total compensation expense recognized for the years presented as well as total non-vested compensation costs not yet recognized and the period over which this expense is expected to be recognized as of December 31, 2017, for each of the types of awards issued under the LTIPs. Minimum tax withholdings of $5 million, $5 million, and $21 million for the years ended December 31, 2017, 2016, and 2015, respectively, are reflected as a reduction to additional paid-in capital on the Company's consolidated balance sheet and are reflected as operating activities on the Company's consolidated statement of cash flows.
(a) All NQSOs granted under the Company's LTIP were fully vested as of December 31, 2017, 2016, and 2015.
(b) Phantom Restricted Stock Units, PRSUs, are liability-classified time-based awards that typically vest ratably over a three-year period. The amount to be paid upon vesting is based on NRG's closing stock price for the period.
(c) Does not include GenOn compensation expense incurred prior to the deconsolidation of GenOn on June 14, 2017, of approximately $1 million for each of the years ended December 31, 2017, 2016, and 2015, which is recorded in loss from discontinued operations in the Company's consolidated statement of operations.
Note 21 — Related Party Transactions
The following table summarizes NRG's material related party transactions with third party affiliates that are included in the Company's operating revenues, operating costs and other income and expense:
Gladstone — NRG provides services to Gladstone, an equity method investment, under an operations and maintenance agreement. Fees for services under this contract primarily include recovery of NRG's costs of operating the plant as approved in the annual budget, as well as a base monthly fee.
GenConn — NRG provides services to GenConn under operations and maintenance agreements with GenConn Devon and GenConn Middletown that began in June 2010 and June 2011, respectively.