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CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2016 | Mar. 31, 2015
Revenues |  |
Insurance premiums and contract charges earned | $ 185,450 | $ 179,739
Net investment income | 84,659 | 83,313
Net realized investment gains (losses) | (154) | 6,068
Other income | 1,348 | 999
Total revenues | 271,303 | 270,119
Benefits, losses and expenses |  |
Benefits, claims and settlement expenses | 119,513 | 114,019
Interest credited | 46,690 | 44,537
Policy acquisition expenses amortized | 24,052 | 23,684
Operating expenses | 42,796 | 35,928
Interest expense | 2,935 | 3,552
Total benefits, losses and expenses | 235,986 | 221,720
Income before income taxes | 35,317 | 48,399
Income tax expense | 10,164 | 14,124
Net income | $ 25,153 | $ 34,275
Net income per share |  |
Basic | $ 0.61 | $ 0.82
Diluted | $ 0.61 | $ 0.81
Weighted average number of shares and equivalent shares (in thousands) |  |
Basic | 41,297 | 41,950
Diluted | 41,492 | 42,300
Net realized investment gains (losses) |  |
Total other-than-temporary impairment losses on securities | $ (3,673) | $ (2,289)
Portion of losses recognized in other comprehensive income | 0 | 0
Net other-than-temporary impairment losses on securities recognized in earnings | (3,673) | (2,289)
Realized gains, net | 3,519 | 8,357
Total | $ (154) | $ 6,068

X
- Definition The sum of insurance premiums earned, premiums earned on the income statement for all insurance contracts after subtracting any amounts ceded to another insurer and adding premiums assumed from other insurers, plus contract charges earned on investment and universal life-type contracts. + References No definition available. + Details
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