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CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands | Sep. 30, 2018 | Dec. 31, 2017
--- | --- | ---
Assets |  |
Cash and cash equivalents | $ 1,839,054 | $ 1,534,339
Available-for-sale investments at fair value (cost of $181,785 and $247,607, respectively) | 172,370 | 244,088
Loans held for investment (net of allowance for losses of $328,974 and $251,475, respectively) | 21,978,903 | 18,567,641
Restricted cash | 115,658 | 101,836
Other interest-earning assets | 32,071 | 21,586
Accrued interest receivable | 1,270,026 | 967,482
Premises and equipment, net | 105,058 | 89,748
Income taxes receivable, net | 22,102 | 0
Tax indemnification receivable | 54,941 | 168,011
Other assets | 101,000 | 84,853
Total assets | 25,691,183 | 21,779,584
Liabilities |  |
Deposits | 17,873,293 | 15,505,383
Long-term borrowings | 4,532,221 | 3,275,270
Income taxes payable, net | 0 | 102,285
Upromise member accounts | 226,176 | 243,080
Other liabilities | 219,158 | 179,310
Total liabilities | 22,850,848 | 19,305,328
Commitments and contingencies |  |
Equity |  |
Preferred stock, par value $0.20 per share, 20 million shares authorized: Series B: 4 million and 4 million shares issued, respectively, at stated value of $100 per share | 400,000 | 400,000
Common stock, par value $0.20 per share, 1.125 billion shares authorized: 449.8 million and 443.5 million shares issued, respectively | 89,962 | 88,693
Additional paid-in capital | 1,268,763 | 1,222,277
Accumulated other comprehensive income (net of tax expense of $8,666 and $1,696, respectively) | 27,012 | 2,748
Retained earnings | 1,196,895 | 868,182
Total SLM Corporation stockholders’ equity before treasury stock | 2,982,632 | 2,581,900
Less: Common stock held in treasury at cost: 14.1 million and 11.1 million shares, respectively | (142,297) | (107,644)
Total equity | 2,840,335 | 2,474,256
Total liabilities and equity | $ 25,691,183 | $ 21,779,584

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