XML 48 R19.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Securities (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2013
Investments, Debt and Equity Securities [Abstract] |
Schedule Of Classification Of Available For Sale Securities Investment [Table Text Block] | Securities at March 31, 2013 and December 31, 2012 are as follows:
|  | March 31, 2013 |
|  | Amortized |  |  | Gross Unrealized |  |  | Fair |
|  | Cost |  |  | Gains |  |  | Losses |  |  | Value |
Securities available for sale |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. government-sponsored enterprises |  | $ | 49,495 |  |  | $ | 918 |  |  | $ | (28 | ) |  | $ | 50,385 |
Municipals |  |  | 37,671 |  |  |  | 2,261 |  |  |  | (76 | ) |  |  | 39,856 |
Mortgage-backed and asset-backed securities – government-sponsored enterprises |  |  | 47,957 |  |  |  | 1,475 |  |  |  | (34 | ) |  |  | 49,398 |
Mortgage-backed and asset-backed securities – private labeled |  |  | 2,300 |  |  |  | 13 |  |  |  | (114 | ) |  |  | 2,199 |
Other securities |  |  | 24,226 |  |  |  | 138 |  |  |  | (1,927 | ) |  |  | 22,437 |
Total available for sale |  | $ | 161,649 |  |  | $ | 4,805 |  |  | $ | (2,179 | ) |  | $ | 164,275 |
|  | December 31, 2012 |
|  | Amortized |  |  | Gross Unrealized |  |  | Fair |
|  | Cost |  |  | Gains |  |  | Losses |  |  | Value |
Securities available for sale |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. government-sponsored enterprises |  | $ | 18,666 |  |  | $ | 953 |  |  | $ | (1 | ) |  | $ | 19,618 |
Municipals |  |  | 39,999 |  |  |  | 2,685 |  |  |  | (144 | ) |  |  | 42,540 |
Mortgage-backed and asset-backed securities – government-sponsored enterprises |  |  | 75,782 |  |  |  | 1,884 |  |  |  | (177 | ) |  |  | 77,489 |
Mortgage-backed and asset-backed securities – private labeled |  |  | 2,696 |  |  |  | 17 |  |  |  | (260 | ) |  |  | 2,453 |
Other securities |  |  | 16,753 |  |  |  | 105 |  |  |  | (2,265 | ) |  |  | 14,593 |
Total available for sale |  | $ | 153,896 |  |  | $ | 5,644 |  |  | $ | (2,847 | ) |  | $ | 156,693 |
Available-for-sale Securities [Table Text Block] | The carrying value of securities at March 31, 2013 is shown below by their contractual maturity date. Actual maturities will differ because borrowers may have the right to call or prepay obligations with or without call or prepayment penalties.
|  | Available for Sale |
|  | Amortized |  |  | Fair |
|  | Cost |  |  | Value |
Within one year |  | $ | 2,056 |  |  | $ | 2,101 |
One to five years |  |  | 26,213 |  |  |  | 26,343 |
Five to ten years |  |  | 30,813 |  |  |  | 31,279 |
After ten years |  |  | 52,310 |  |  |  | 52,955 |
|  |  | 111,392 |  |  |  | 112,678 |
Mortgage-backed and asset-backed securities – government-sponsored enterprises |  |  | 47,957 |  |  |  | 49,398 |
Mortgage-backed and asset-backed securities – private labeled |  |  | 2,300 |  |  |  | 2,199 |
Totals |  | $ | 161,649 |  |  | $ | 164,275 |
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value [Table Text Block] | The following tables show the Company’s investments’ gross unrealized losses and fair value, aggregated by investment category and length of time that individual securities have been in a continuous unrealized loss position at March 31, 2013 and December 31, 2012:
|  | March 31, 2013 |
|  | Less Than 12 Months |  |  | 12 Months or Longer |  |  | Total |
|  | Fair Value |  |  | Unrealized Losses |  |  | Fair Value |  |  | Unrealized Losses |  |  | Fair Value |  |  | Unrealized Losses |
Securities available for sale: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. government-sponsored enterprises |  | $ | 11,443 |  |  | $ | (28 | ) |  | $ | 22 |  |  | $ | — |  |  | $ | 11,465 |  |  | $ | (28 | )
Municipals |  |  | 1,046 |  |  |  | (68 | ) |  |  | 1,068 |  |  |  | (8 | ) |  |  | 2,114 |  |  |  | (76 | )
Mortgage-backed and asset-backed securities - government-sponsored enterprises |  |  | 4,962 |  |  |  | (34 | ) |  |  | — |  |  |  | — |  |  |  | 4,962 |  |  |  | (34 | )
Mortgage-backed and asset-backed securities – private labeled |  |  | — |  |  |  | — |  |  |  | 1,405 |  |  |  | (114 | ) |  |  | 1,405 |  |  |  | (114 | )
Other securities |  |  | 7,984 |  |  |  | (41 | ) |  |  | 3,149 |  |  |  | (1,886 | ) |  |  | 11,133 |  |  |  | (1,927 | )
|  | $ | 25,435 |  |  | $ | (171 | ) |  | $ | 5,644 |  |  | $ | (2,008 | ) |  | $ | 31,079 |  |  | $ | (2,179 | )
|  | December 31, 2012 |
|  | Less Than 12 Months |  |  | 12 Months or Longer |  |  | Total |
|  | Fair Value |  |  | Unrealized Losses |  |  | Fair Value |  |  | Unrealized Losses |  |  | Fair Value |  |  | Unrealized Losses |
Securities available for sale: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. government-sponsored enterprises |  | $ | — |  |  | $ | — |  |  | $ | 119 |  |  | $ | (1 | ) |  | $ | 119 |  |  | $ | (1 | )
Municipals |  |  | 470 |  |  |  | (4 | ) |  |  | 2,618 |  |  |  | (140 | ) |  |  | 3,088 |  |  |  | (144 | )
Mortgage-backed and asset-backed securities - government-sponsored enterprises |  |  | 28,505 |  |  |  | (177 | ) |  |  | — |  |  |  | — |  |  |  | 28,505 |  |  |  | (177 | )
Mortgage-backed and asset-backed securities – private labeled |  |  | — |  |  |  | — |  |  |  | 1,504 |  |  |  | (260 | ) |  |  | 1,504 |  |  |  | (260 | )
Other securities |  |  | 5,947 |  |  |  | (53 | ) |  |  | 2,823 |  |  |  | (2,212 | ) |  |  | 8,770 |  |  |  | (2,265 | )
|  | $ | 34,922 |  |  | $ | (234 | ) |  | $ | 7,064 |  |  | $ | (2,613 | ) |  | $ | 41,986 |  |  | $ | (2,847 | )
Credit Losses Recognized In Earnings [Table Text Block] | The credit losses recognized in earnings during the three months ended March 31, 2013 and 2012 were as follows:
|  | Three Months Ended March 31, |
|  | 2013 |  |  | 2012 |
ALESCO IV Series B2 |  | $ | — |  |  | $ | — |
I-PreTSL I B-2 |  |  | — |  |  |  | — |
Mortgage-backed and asset-backed securities – private labeled |  |  | 34 |  |  |  | — |
|  | $ | 34 |  |  | $ | — |
Other than Temporary Impairment, Credit Losses Recognized in Earnings [Table Text Block] | The following table provides information about debt securities for which only a credit loss was recognized in income and other losses are recorded in other comprehensive loss.
|  | Accumulated Credit Losses |
Credit losses on debt securities held |  |  |  |
January 1, 2013 |  | $ | 1,737 |
Realized losses related to other-than-temporary impairments |  |  | (266 | )
Additions related to other-than-temporary losses not previously recognized |  |  | 31 |
Additions related to increases in previously recognized other-than-temporary losses |  |  | 3 |
March 31, 2013 |  | $ | 1,505 |
|  | Accumulated Credit Losses |
Credit losses on debt securities held |  |  |  |
January 1, 2012 |  | $ | 1,835 |
Realized losses related to other-than-temporary impairments |  |  | — |
Additions related to other-than-temporary losses not previously recognized |  |  | — |
Additions related to increases in previously recognized other-than-temporary losses |  |  | — |
March 31, 2012 |  | $ | 1,835 |
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] | Amounts reclassified from accumulated other comprehensive income and the affected line items in the statements of income during the three months ended March 31, 2013 and 2012, were as follows:
|  | Amounts Reclassified from Accumulated Other Comprehensive Income for the Three Months Ended March 31, |  |  | Affected Line Item in the Statements of
|  | 2013 |  |  | 2012 |  |  | Income
Securities available for sale |  |  |  |  |  |  |  |  |  |
Gain (loss) realized in earnings |  | $ | (185 | ) |  | $ | 40 |  |  | Gain (loss) on sale of securities
OTTI losses recognized in earnings |  |  | (34 | ) |  |  | — |  |  | Other-than-temporary impairment loss recognized in net income
Total reclassified amount before tax |  |  | (219 | ) |  |  | 40 |  |  | Income Before Income Taxes
Tax (expense) benefit |  |  | 77 |  |  |  | (14 | ) |  | Income Tax Provision
Total reclassifications out of Accumulated Other Comprehensive Income |  | $ | (142 | ) |  | $ | 26 |  |  | Net Income

X
- Definition Tabular disclosure of the amount of credit losses recognized in earnings. + References No definition available. + Details
Name: | inbk_CreditLossesRecognizedInEarningsTableTextBlock
Namespace Prefix: | inbk_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of available-for-sale securities which consist of all investments in certain debt and equity securities. + References No definition available. + Details
Name: | inbk_ScheduleOfClassificationOfAvailableForSaleSecuritiesInvestmentTableTextBlock
Namespace Prefix: | inbk_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of fair value of investments in debt and equity securities in an unrealized loss position categorized neither as held-to-maturity nor trading securities. + References No definition available. + Details
Name: | us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValueTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of available-for-sale securities which includes, but is not limited to, changes in the cost basis and fair value, fair value and gross unrealized gain (loss), fair values by type of security, contractual maturity and classification, amortized cost basis, contracts to acquire securities to be accounted for as available-for-sale, debt maturities, transfers to trading, change in net unrealized holding gain (loss) net of tax, continuous unrealized loss position fair value, aggregate losses qualitative disclosures, other than temporary impairment (OTTI) losses or other disclosures related to available for sale securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=6872113&loc=d3e27290-111563 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6872113&loc=d3e27198-111563 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Emerging Issues Task Force (EITF) -Number 03-1 -Paragraph 21 -Subparagraph a, b -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 320 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6957658&loc=d3e62557-112803 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name FASB Staff Position (FSP) -Number FAS115-1/124-1 -Paragraph 17 -Subparagraph a, b -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=6872113&loc=d3e27337-111563 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 115 -Paragraph 19, 20, 21 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6872113&loc=d3e27161-111563 Reference 9: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 320 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6957658&loc=d3e62586-112803 Reference 10: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=6872113&loc=d3e27357-111563 + Details
Name: | us-gaap_AvailableForSaleSecuritiesTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the amount of other than temporary impairment (OTTI) related to credit losses recognized in earnings including: (a) the beginning balance of the amount related to credit losses on debt securities held by the investor at the beginning of the period for which a portion of an OTTI was recognized in other comprehensive income; (b) additions for the amount related to the credit loss for which an OTTI was not previously recognized; (c) reductions for securities sold during the period (realized); (d) reductions for securities for which the amount previously recognized in other comprehensive income was recognized in earnings because the investor intends to sell the security or more likely than not will be required to sell the security before recovery of its amortized cost basis; (e) additional increases to the amount related to the credit loss for which an OTTI was previously recognized when the investor does not intend to sell the security and it is not more likely than not that the investor will be required to sell the security before recovery of its amortized cost basis; (f) reductions for increases in cash flows expected to be collected that are recognized over the remaining life of the security; and (g) the ending balance of the amount related to credit losses on debt securities held by the entity at the end of the period for which a portion of an OTTI was recognized in other comprehensive income. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6872113&loc=d3e27340-111563 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name FASB Staff Position (FSP) -Number FAS115-1/124-1 -Paragraph 18B -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
Name: | us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=20435746&loc=SL7669686-108580 + Details
Name: | us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration