XML 50 R36.htm IDEA: XBRL DOCUMENT
v3.3.1.900

Investment Securities (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2015
Amortized Cost and Aggregate Fair Value of Available-for-Sale Securities, Including Gross Unrealized Gains and Losses | The following tables present the amortized cost and aggregate fair value of available-for-sale securities, including gross unrealized gains and losses, as of the dates indicated:
|  | December 31, 2015 |
(Amounts in thousands) |  | Amortized Cost |  |  | Unrealized Gains |  |  | Unrealized Losses |  |  | Fair Value |
U.S. Agency securities |  | $ | 31,414 |  |  | $ | 39 |  |  | $ | (751 | ) |  | $ | 30,702 |
Municipal securities |  |  | 124,880 |  |  |  | 4,155 |  |  |  | (357 | ) |  |  | 128,678 |
Single issue trust preferred securities |  |  | 55,882 |  |  |  | — |  |  |  | (8,050 | ) |  |  | 47,832 |
Corporate securities |  |  | 70,571 |  |  |  | — |  |  |  | (238 | ) |  |  | 70,333 |
Certificates of deposit |  |  | 5,000 |  |  |  | — |  |  |  | — |  |  |  | 5,000 |
Mortgage-backed Agency securities |  |  | 84,576 |  |  |  | 155 |  |  |  | (1,175 | ) |  |  | 83,556 |
Equity securities |  |  | 66 |  |  |  | 6 |  |  |  | — |  |  |  | 72 |
Total |  | $ | 372,389 |  |  | $ | 4,355 |  |  | $ | (10,571 | ) |  | $ | 366,173 |
|  | December 31, 2014 |
(Amounts in thousands) |  | Amortized Cost |  |  | Unrealized Gains |  |  | Unrealized Losses |  |  | Fair Value |
U.S. Agency securities |  | $ | 34,604 |  |  | $ | 11 |  |  | $ | (1,017 | ) |  | $ | 33,598 |
Municipal securities |  |  | 134,784 |  |  |  | 4,823 |  |  |  | (692 | ) |  |  | 138,915 |
Single issue trust preferred securities |  |  | 55,822 |  |  |  | — |  |  |  | (9,685 | ) |  |  | 46,137 |
Corporate securities |  |  | 5,000 |  |  |  | 109 |  |  |  | — |  |  |  | 5,109 |
Mortgage-backed Agency securities |  |  | 102,506 |  |  |  | 470 |  |  |  | (857 | ) |  |  | 102,119 |
Equity securities |  |  | 226 |  |  |  | 19 |  |  |  | (6 | ) |  |  | 239 |
Total |  | $ | 332,942 |  |  | $ | 5,432 |  |  | $ | (12,257 | ) |  | $ | 326,117 |
Amortized Cost, Fair Value, and Weighted-Average Yield of Securities by Contractual Maturity | The following table presents the amortized cost and fair value of held-to-maturity securities, by contractual maturity, as of December 31, 2015. Actual maturities could differ from contractual maturities because issuers may have the right to call or prepay obligations with or without penalties.
(Amounts in thousands) |  | U.S. Agency Securities |  |  | Municipal Securities |  |  | Corporate Notes |  |  | Total |
Amortized cost maturity: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
One year or less |  | $ | 25,058 |  |  | $ | 190 |  |  | $ | — |  |  | $ | 25,248 |
After one year through five years |  |  | 36,805 |  |  |  | — |  |  |  | 10,488 |  |  |  | 47,293 |
After five years through ten years |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
After ten years |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Total amortized cost |  | $ | 61,863 |  |  | $ | 190 |  |  | $ | 10,488 |  |  | $ | 72,541 |
Fair value maturity: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
One year or less |  | $ | 25,007 |  |  | $ | 193 |  |  | $ | — |  |  | $ | 25,200 |
After one year through five years |  |  | 36,825 |  |  |  | — |  |  |  | 10,465 |  |  |  | 47,290 |
After five years through ten years |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
After ten years |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Total fair value |  | $ | 61,832 |  |  | $ | 193 |  |  | $ | 10,465 |  |  | $ | 72,490 |
Amortized Cost and Aggregate Fair Value of Held-to-Maturity Securities, Including Gross Unrealized Gains and Losses | The following tables present the amortized cost and aggregate fair value of held-to-maturity securities, including gross unrealized gains and losses, as of the dates indicated:
|  | December 31, 2015 |
(Amounts in thousands) |  | Amortized Cost |  |  | Unrealized Gains |  |  | Unrealized Losses |  |  | Fair Value |
U.S. Agency securities |  | $ | 61,863 |  |  | $ | 75 |  |  | $ | (106 | ) |  | $ | 61,832 |
Municipal securities |  |  | 190 |  |  |  | 3 |  |  |  | — |  |  |  | 193 |
Corporate securities |  |  | 10,488 |  |  |  | — |  |  |  | (23 | ) |  |  | 10,465 |
Total |  | $ | 72,541 |  |  | $ | 78 |  |  | $ | (129 | ) |  | $ | 72,490 |
|  | December 31, 2014 |
(Amounts in thousands) |  | Amortized Cost |  |  | Unrealized Gains |  |  | Unrealized Losses |  |  | Fair Value |
U.S. Agency securities |  | $ | 46,987 |  |  | $ | 22 |  |  | $ | (54 | ) |  | $ | 46,955 |
Municipal securities |  |  | 379 |  |  |  | 7 |  |  |  | — |  |  |  | 386 |
Corporate securities |  |  | 10,582 |  |  |  | — |  |  |  | (34 | ) |  |  | 10,548 |
Total |  | $ | 57,948 |  |  | $ | 29 |  |  | $ | (88 | ) |  | $ | 57,889 |
Amortized Cost and Fair Value of Municipal Securities by State, Including Gross Unrealized Gains and Losses | The following tables present municipal securities, by state, for the states where the largest volume of these securities are held in the Company’s portfolio. The tables also present the amortized cost and fair value of the municipal securities, including gross unrealized gains and losses, as of the dates indicated.
|  | December 31, 2015 |
(Amounts in thousands) |  | Percent of Municipal Portfolio |  |  | Amortized Cost |  |  | Unrealized Gains |  |  | Unrealized Losses |  |  | Fair Value |
New York |  |  | 11.38 | % |  | $ | 14,062 |  |  | $ | 602 |  |  | $ | — |  |  | $ | 14,664 |
Ohio |  |  | 8.72 | % |  |  | 11,011 |  |  |  | 283 |  |  |  | (64 | ) |  |  | 11,230 |
Minnesota |  |  | 8.69 | % |  |  | 10,797 |  |  |  | 420 |  |  |  | (14 | ) |  |  | 11,203 |
New Jersey |  |  | 8.38 | % |  |  | 10,416 |  |  |  | 388 |  |  |  | — |  |  |  | 10,804 |
Wisconsin |  |  | 7.76 | % |  |  | 9,786 |  |  |  | 217 |  |  |  | (5 | ) |  |  | 9,998 |
Massachusetts |  |  | 7.69 | % |  |  | 9,554 |  |  |  | 378 |  |  |  | (22 | ) |  |  | 9,910 |
Connecticut |  |  | 7.60 | % |  |  | 9,479 |  |  |  | 315 |  |  |  | — |  |  |  | 9,794 |
Texas |  |  | 6.04 | % |  |  | 7,651 |  |  |  | 208 |  |  |  | (75 | ) |  |  | 7,784 |
Iowa |  |  | 5.03 | % |  |  | 6,471 |  |  |  | 75 |  |  |  | (60 | ) |  |  | 6,486 |
Other |  |  | 28.71 | % |  |  | 35,843 |  |  |  | 1,272 |  |  |  | (117 | ) |  |  | 36,998 |
Total |  |  | 100.00 | % |  | $ | 125,070 |  |  | $ | 4,158 |  |  | $ | (357 | ) |  | $ | 128,871 |
|  | December 31, 2014 |
(Amounts in thousands) |  | Percent of Municipal Portfolio |  |  | Amortized Cost |  |  | Unrealized Gains |  |  | Unrealized Losses |  |  | Fair Value |
New York |  |  | 11.48 | % |  | $ | 14,064 |  |  | $ | 730 |  |  | $ | — |  |  | $ | 14,794 |
Minnesota |  |  | 9.02 | % |  |  | 11,188 |  |  |  | 463 |  |  |  | (30 | ) |  |  | 11,621 |
Wisconsin |  |  | 8.98 | % |  |  | 11,340 |  |  |  | 244 |  |  |  | (16 | ) |  |  | 11,568 |
Ohio |  |  | 8.79 | % |  |  | 11,145 |  |  |  | 337 |  |  |  | (148 | ) |  |  | 11,334 |
Connecticut |  |  | 8.67 | % |  |  | 10,775 |  |  |  | 393 |  |  |  | — |  |  |  | 11,168 |
New Jersey |  |  | 8.60 | % |  |  | 10,567 |  |  |  | 515 |  |  |  | — |  |  |  | 11,082 |
Massachusetts |  |  | 7.77 | % |  |  | 9,653 |  |  |  | 393 |  |  |  | (38 | ) |  |  | 10,008 |
Texas |  |  | 6.87 | % |  |  | 8,770 |  |  |  | 214 |  |  |  | (133 | ) |  |  | 8,851 |
Other |  |  | 37.93 | % |  |  | 47,661 |  |  |  | 1,541 |  |  |  | (327 | ) |  |  | 48,875 |
Total |  |  | 108.09 | % |  | $ | 135,163 |  |  | $ | 4,830 |  |  | $ | (692 | ) |  | $ | 139,301 |
Available-For-Sale Securities in Continuous Unrealized Loss Position | The following tables present the fair values and unrealized losses for available-for-sale securities in a continuous unrealized loss position for less than 12 months and for 12 months or longer as of the dates indicated:
|  | December 31, 2015 |
|  | Less than 12 Months |  |  | 12 Months or longer |  |  | Total |
(Amounts in thousands) |  | Fair Value |  |  | Unrealized Losses |  |  | Fair Value |  |  | Unrealized Losses |  |  | Fair Value |  |  | Unrealized Losses |
U.S. Agency securities |  | $ | 4,441 |  |  | $ | (5 | ) |  | $ | 23,922 |  |  | $ | (746 | ) |  | $ | 28,363 |  |  | $ | (751 | )
Municipal securities |  |  | 8,126 |  |  |  | (48 | ) |  |  | 10,393 |  |  |  | (309 | ) |  |  | 18,519 |  |  |  | (357 | )
Single issue trust preferred securities |  |  | — |  |  |  | — |  |  |  | 47,832 |  |  |  | (8,050 | ) |  |  | 47,832 |  |  |  | (8,050 | )
Corporate securities |  |  | 70,333 |  |  |  | (238 | ) |  |  | — |  |  |  | — |  |  |  | 70,333 |  |  |  | (238 | )
Mortgage-backed Agency securities |  |  | 27,050 |  |  |  | (253 | ) |  |  | 37,291 |  |  |  | (922 | ) |  |  | 64,341 |  |  |  | (1,175 | )
Total |  | $ | 109,950 |  |  | $ | (544 | ) |  | $ | 119,438 |  |  | $ | (10,027 | ) |  | $ | 229,388 |  |  | $ | (10,571 | )
|  | December 31, 2014 |
|  | Less than 12 Months |  |  | 12 Months or longer |  |  | Total |
(Amounts in thousands) |  | Fair Value |  |  | Unrealized Losses |  |  | Fair Value |  |  | Unrealized Losses |  |  | Fair Value |  |  | Unrealized Losses |
U.S. Agency securities |  | $ | — |  |  | $ | — |  |  | $ | 29,448 |  |  | $ | (1,017 | ) |  | $ | 29,448 |  |  | $ | (1,017 | )
Municipal securities |  |  | 1,112 |  |  |  | (8 | ) |  |  | 25,007 |  |  |  | (684 | ) |  |  | 26,119 |  |  |  | (692 | )
Single issue trust preferred securities |  |  | — |  |  |  | — |  |  |  | 46,137 |  |  |  | (9,685 | ) |  |  | 46,137 |  |  |  | (9,685 | )
Mortgage-backed Agency securities |  |  | 2,778 |  |  |  | (3 | ) |  |  | 45,790 |  |  |  | (854 | ) |  |  | 48,568 |  |  |  | (857 | )
Equity securities |  |  | 150 |  |  |  | (6 | ) |  |  | — |  |  |  | — |  |  |  | 150 |  |  |  | (6 | )
Total |  | $ | 4,040 |  |  | $ | (17 | ) |  | $ | 146,382 |  |  | $ | (12,240 | ) |  | $ | 150,422 |  |  | $ | (12,257 | )
Held to Maturity Securities in Continuous Unrealized Loss Position | The following tables present the fair values and unrealized losses for held-to-maturity securities in a continuous unrealized loss position for less than 12 months and for 12 months or longer as of the date indicated.
|  | December 31, 2015 |
|  | Less than 12 Months |  |  | 12 Months or longer |  |  | Total |
(Amounts in thousands) |  | Fair Value |  |  | Unrealized Losses |  |  | Fair Value |  |  | Unrealized Losses |  |  | Fair Value |  |  | Unrealized Losses |
U.S. Agency securities |  | $ | 43,723 |  |  | $ | (106 | ) |  | $ | — |  |  | $ | — |  |  | $ | 43,723 |  |  | $ | (106 | )
Corporate securities |  |  | 6,851 |  |  |  | (23 | ) |  |  | — |  |  |  | — |  |  |  | 6,851 |  |  |  | (23 | )
Total |  | $ | 50,574 |  |  | $ | (129 | ) |  | $ | — |  |  | $ | — |  |  | $ | 50,574 |  |  | $ | (129 | )
|  | December 31, 2014 |
|  | Less than 12 Months |  |  | 12 Months or longer |  |  | Total |
(Amounts in thousands) |  | Fair Value |  |  | Unrealized Losses |  |  | Fair Value |  |  | Unrealized Losses |  |  | Fair Value |  |  | Unrealized Losses |
U.S. Agency securities |  | $ | 28,188 |  |  | $ | (54 | ) |  | $ | — |  |  | $ | — |  |  | $ | 28,188 |  |  | $ | (54 | )
Corporate securities |  |  | 10,548 |  |  |  | (34 | ) |  |  | — |  |  |  | — |  |  |  | 10,548 |  |  |  | (34 | )
Total |  | $ | 38,736 |  |  | $ | (88 | ) |  | $ | — |  |  | $ | — |  |  | $ | 38,736 |  |  | $ | (88 | )
Net Loss or Gain from Sale of Securities | The following table presents the proceeds from sales of available-for-sale securities and the gross realized gains and losses on those sales in the periods indicated:
|  | Year Ended December 31, |
(Amounts in thousands) |  | 2015 |  |  | 2014 |  |  | 2013 |
Gross realized gains |  | $ | 363 |  |  | $ | 2,257 |  |  | $ | 553 |
Gross realized losses |  |  | (219 | ) |  |  | (3,642 | ) |  |  | (154 | )
Net gain (loss) on sale of securities |  | $ | 144 |  |  | $ | (1,385 | ) |  | $ | 399 |
Credit Losses Recognized in Earnings for Debt Securities Where Portion of OTTI Recognized in OCI | The following table presents the activity for credit-related losses recognized in earnings on debt securities where a portion of an OTTI was recognized in OCI for the periods indicated:
|  | Year Ended December 31, |
(Amounts in thousands) |  | 2015 |  |  | 2014 |  |  | 2013 |
Beginning balance (1) |  | $ | — |  |  | $ | 7,798 |  |  | $ | 7,478 |
Additions for credit losses on securities previously recognized |  |  | — |  |  |  | 705 |  |  |  | 320 |
Reduction for securities sold/realized losses |  |  | — |  |  |  | (8,503 | ) |  |  | — |
Ending balance |  | $ | — |  |  | $ | — |  |  | $ | 7,798 |
(1) | The beginning balance includes credit related losses included in OTTI charges recognized on debt securities in prior periods.
Held-to-maturity Securities |
Amortized Cost, Fair Value, and Weighted-Average Yield of Securities by Contractual Maturity | The following table presents the amortized cost and fair value of available-for-sale securities, by contractual maturity, as of December 31, 2015. Actual maturities could differ from contractual maturities because issuers may have the right to call or prepay obligations with or without penalties.
(Amounts in thousands) |  | U.S. Agency Securities |  |  | Municipal Securities |  |  | Corporate Notes |  |  | Certificates of Deposit |  |  | Total |
Amortized cost maturity: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
One year or less |  | $ | — |  |  | $ | 1,100 |  |  | $ | 70,571 |  |  | $ | 5,000 |  |  | $ | 76,671 |
After one year through five years |  |  | 2 |  |  |  | 2,567 |  |  |  | — |  |  |  | — |  |  |  | 2,569 |
After five years through ten years |  |  | 2,997 |  |  |  | 80,882 |  |  |  | — |  |  |  | — |  |  |  | 83,879 |
After ten years |  |  | 28,415 |  |  |  | 40,331 |  |  |  | 55,882 |  |  |  | — |  |  |  | 124,628 |
Amortized cost |  | $ | 31,414 |  |  | $ | 124,880 |  |  | $ | 126,453 |  |  | $ | 5,000 |  |  |  | 287,747 |
Mortgage-backed securities |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 84,576 |
Equity securities |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 66 |
Total amortized cost |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ | 372,389 |
Fair value maturity: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
One year or less |  | $ | — |  |  | $ | 1,123 |  |  | $ | 70,333 |  |  | $ | 5,000 |  |  | $ | 76,456 |
After one year through five years |  |  | 2 |  |  |  | 2,602 |  |  |  | — |  |  |  | — |  |  |  | 2,604 |
After five years through ten years |  |  | 2,995 |  |  |  | 84,322 |  |  |  | — |  |  |  | — |  |  |  | 87,317 |
After ten years |  |  | 27,705 |  |  |  | 40,631 |  |  |  | 47,832 |  |  |  | — |  |  |  | 116,168 |
Fair value |  | $ | 30,702 |  |  | $ | 128,678 |  |  | $ | 118,165 |  |  | $ | 5,000 |  |  |  | 282,545 |
Mortgage-backed securities |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 83,556 |
Equity securities |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 72 |
Total fair value |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ | 366,173 |

X
- Definition Schedule Of Available For Sale And Held To Maturity Securities Table [Text Block] + References No definition available. + Details
Name: | fcbc_ScheduleOfAvailableForSaleAndHeldToMaturitySecuritiesTableTextBlock
Namespace Prefix: | fcbc_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Schedule Of Held To Maturity Debt Securities Table [Text Block] + References No definition available. + Details
Name: | fcbc_ScheduleOfHeldToMaturityDebtSecuritiesTableTextBlock
Namespace Prefix: | fcbc_
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 all investments in certain debt and equity securities for which the entity has the positive intent and ability to hold until maturity. + 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=27724398&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 10 -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27405-111563 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27232-111563 Reference 4: 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 5: 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=27724398&loc=d3e27337-111563 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=6435544&loc=d3e41834-113960 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=49124121&loc=d3e5086-111524 Reference 8: 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 + Details
Name: | us-gaap_HeldToMaturitySecuritiesTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of maturities of an entity's investments as well as any other information pertinent to the investments. + References No definition available. + Details
Name: | us-gaap_InvestmentsClassifiedByContractualMaturityDateTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
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=27724398&loc=d3e27340-111563 + Details
Name: | us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of realized gains and losses on investments reported in the statement of income. + References No definition available. + Details
Name: | us-gaap_RealizedGainLossOnInvestmentsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the reconciliation of available-for-sale securities from cost basis to fair value. + References No definition available. + Details
Name: | us-gaap_ScheduleOfAvailableForSaleSecuritiesReconciliationTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_InformationByCategoryOfDebtSecurityAxis=us-gaap_HeldtomaturitySecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |