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Consolidated Statements Of Comprehensive Income (USD $) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2013 | Sep. 30, 2012 | Sep. 30, 2013 | Sep. 30, 2012
Statement of Other Comprehensive Income [Abstract] |  |  |  |
Net income | $ 5,543,523 | $ 3,238,915 | $ 12,953,991 | $ 8,043,755
Other comprehensive income, before tax: |  |  |  |
(Accretion) amortization related to prior year service cost | (380) | 2,349 | (1,139) | 7,047
Amortization of unrecognized loss | 1,573 | 171 | 4,720 | 511
Unrealized gains on investments arising during the period | 1,115,120 | 2,142,925 | 1,864,591 | 3,677,740
Reclassification adjustment for sale of securities included in net income | (261,938) | (99,790) | (367,624) | (434,358)
Reclassification adjustment for write-down of securities included in net income | 0 | 0 | 34,070 | 76,539
Other comprehensive income, before tax | 854,375 | 2,045,655 | 1,534,618 | 3,327,479
Income tax expense related to postretirement health benefits | 415 | 858 | 1,228 | 2,571
Income tax expense related to unrealized gains on investments arising during the year | 385,115 | 737,122 | 645,438 | 1,273,653
Income tax benefit related to reclassification adjustment for sale of securities included in net income | (89,575) | (34,576) | (126,173) | (155,912)
Income tax expense related to reclassification adjustment for write-down of securities included in net income | 0 | 0 | 13,134 | 26,265
Net income tax expense on other comprehensive income | 295,955 | 703,404 | 533,627 | 1,146,577
Other comprehensive income | 558,420 | 1,342,251 | 1,000,991 | 2,180,902
Comprehensive Income | 6,101,943 | 4,581,166 | 13,954,982 | 10,224,657
Less: Comprehensive income attributable to redeemable noncontrolling interest | (27,725) | (80,730) | (55,788) | (103,943)
Comprehensive Income Attributable to the Company | $ 6,074,218 | $ 4,500,436 | $ 13,899,194 | $ 10,120,714

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