The year-over-year increase in net income for the year ended December 31, 2021 was primarily due to (i) a $142.5 million increase in gain on the sale of assets, (ii) a $107.8 million decrease in the write-off of non-cash revenue (primarily straight-line revenue), (iii) $62.6 million in revenue from incremental new investments completed, (iv) a $27.8 million decrease in impairment on real estate properties and (v) a $9.9 million increase in income from unconsolidated joint ventures. The increase in net income was partially offset by (i) a $39.7 million increase in provision for credit losses, (ii) a $17.4 million increase in loss on early extinguishment of debt, (iii) a $12.1 million increase in depreciation and amortization expense from new investments, (iv) a $9.0 million increase in interest expense, (v) a $2.6 million increase in stock-based compensation expense and (vi) a $1.9 million increase in severance costs.
Net income for the three months and year ended December 31, 2021 includes $0.1 million and $11.8 million of revenue recognized related to the application of security deposits and letters of credit proceeds, respectively. Net income for the three months and year ended December 31, 2021 also includes $14.8 million and $21.3 million, respectively, of revenue recognized based upon our ability to offset uncollected contractual rental obligations due from an operator against the interest and principal of certain Omega debt obligations.
FOURTH QUARTER 2021 RESULTS
Revenues – Revenues for the quarter ended December 31, 2021 totaled $249.9 million, which included $13.0 million of straight-line and other non-cash revenue, $7.4 million of non-recurring revenue and $3.5 million of real estate tax and ground rents, which were partially offset by a $16.4 million write-off of straight-line and other non-cash revenue.
Expenses – Expenses for the quarter ended December 31, 2021 totaled $216.6 million, primarily consisting of $85.3 million of depreciation and amortization expense, $55.1 million of interest expense, a $49.7 million provision for credit losses, $13.0 million of general and administrative (“G&A”) expense (which included $2.7 million of severance costs), $4.5 million of stock-based compensation expense, $3.6 million of real estate tax and ground lease expense, $3.2 million of amortized deferred financing costs, and $2.2 million of impairment on real estate properties.
Other Income and Expense – Other income for the quarter ended December 31, 2021 totaled $0.3 million, which included $1.0 million of gain on assets sold, which was offset by $0.6 million of other expense and $0.1 million in charges related to the early extinguishment of debt obligations.
Funds From Operations – Nareit FFO for the quarter ended December 31, 2021 was $123.5 million, or $0.50 per common share, on 246.9 million weighted-average common shares outstanding, compared to $173.3 million, or $0.73 per common share, on 236.8 million weighted-average common shares outstanding, for the same period in 2020.
The $123.5 million of Nareit FFO includes a $16.4 million write-off of straight-line and other non-cash revenue, a $50.6 million non-cash provision for credit losses, $4.5 million of non-cash stock-based compensation expense, $2.7 million of severance costs, and a $0.1 million loss on early extinguishment of debt, which were partially offset by $7.4 million of non-recurring revenue.
The $173.3 million of Nareit FFO for the quarter ended December 31, 2020 included a $12.4 million loss on debt extinguishment, $4.4 million of non-cash stock-based compensation expense, $4.4 million in non-cash provision for credit losses, a $2.1 million write-off of straight-line and other non-cash revenue, $2.0 million of acquisition, merger and transition related costs offset by $4.3 million of non-recurring revenue and a $2.0 million recovery on direct financing leases.
Adjusted FFO was $190.4 million, or $0.77 per common share, for the quarter ended December 31, 2021, compared to $192.5 million, or $0.81 per common share, for the same quarter in 2020. For further information, see the “Funds From Operations” schedule below and on the Company’s website.