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Income Taxes - Components of Income Tax Expense (Benefit) (Detail) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 12 Months Ended
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Dec. 31, 2013 | Sep. 30, 2013 | Jun. 30, 2013 | Mar. 31, 2013 | Dec. 31, 2012 | Sep. 30, 2012 | Jun. 30, 2012 | Mar. 31, 2012 | Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011
Current: |  |  |  |  |  |  |  |  |  |  |
Federal |  |  |  |  |  |  |  |  | $ 40,949 | $ 36,367 | $ 7,323
State |  |  |  |  |  |  |  |  | 5,540 | 7,462 | 2,715
Current Income Tax Expense (Benefit), Total |  |  |  |  |  |  |  |  | 46,489 | 43,829 | 10,038
Deferred: |  |  |  |  |  |  |  |  |  |  |
Federal |  |  |  |  |  |  |  |  | 4,209 | (448) | 18,125
State |  |  |  |  |  |  |  |  | 898 | 32 | 2,679
Deferred Income Tax Expense (Benefit) |  |  |  |  |  |  |  |  | 5,107 | (416) | 20,804
Tax expense recorded as an increase of paid-in capital |  |  |  |  |  |  |  |  | 4,588 | 564 | 140
Income Tax Expense (Benefit), Total | $ 14,215 | $ 15,714 | $ 12,048 | $ 14,207 | $ 12,097 | $ 12,594 | $ 9,748 | $ 9,538 | $ 56,184 | $ 43,977 | $ 30,982

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- Definition Amount of increase in additional paid in capital (APIC) resulting from a tax benefit associated with share-based compensation plan other than an employee stock ownership plan (ESOP). Includes, but is not limited to, excess tax benefit. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 740 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6419406&loc=d3e23524-113945 + Details
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