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Fair Values of Financial Instruments (Details) - USD ($) $ in Thousands | Mar. 31, 2018 | Dec. 31, 2017 | Mar. 31, 2017
--- | --- | --- | ---
Financial assets: |  |  |
Cash and due from banks | $ 29,478 | $ 37,444 |
Interest bearing deposits with financial institutions | 18,394 | 18,389 |
Securities available-for-sale | 550,942 | 541,439 | $ 550,942
FHLBC and FRBC Stock | 7,468 | 10,168 |
Bank-owned life insurance | 60,808 | 61,764 |
Financial liabilities: |  |  |
Noninterest bearing deposits | 582,766 | 572,404 |
Other short-term borrowings | 45,000 | 115,000 |
Junior subordinated debentures | 57,650 | 57,639 |
Carrying Amount |  |  |
Financial assets: |  |  |
Cash and due from banks | 29,478 | 37,444 |
Interest bearing deposits with financial institutions | 18,394 | 18,389 |
Securities available-for-sale | 550,942 | 541,439 |
FHLBC and FRBC Stock | 7,468 | 10,168 |
Loans held for sale | 2,426 | 4,067 |
Loans, net | 1,583,624 | 1,600,161 |
Accrued interest receivable | 9,114 | 8,595 |
Financial liabilities: |  |  |
Noninterest bearing deposits | 582,766 | 572,404 |
Interest bearing deposits | 1,379,282 | 1,350,521 |
Securities sold under repurchase agreements | 41,366 | 29,918 |
Other short-term borrowings | 45,000 | 115,000 |
Junior subordinated debentures | 57,650 | 57,639 |
Subordinated debenture | 44,083 | 44,058 |
Interest rate swap | 7 | 1,287 |
Borrowing interest payable | 792 | 140 |
Deposit interest payable | 632 | 631 |
Total Fair Value |  |  |
Financial assets: |  |  |
Cash and due from banks | 29,478 | 37,444 |
Interest bearing deposits with financial institutions | 18,394 | 18,389 |
Securities available-for-sale | 550,942 | 541,439 |
FHLBC and FRBC Stock | 7,468 | 10,168 |
Loans held for sale | 2,426 | 4,067 |
Loans, net | 1,556,714 | 1,586,722 |
Accrued interest receivable | 9,114 | 8,595 |
Financial liabilities: |  |  |
Noninterest bearing deposits | 582,766 | 572,404 |
Interest bearing deposits | 1,372,909 | 1,346,339 |
Securities sold under repurchase agreements | 41,366 | 29,918 |
Other short-term borrowings | 45,000 | 115,000 |
Junior subordinated debentures | 59,471 | 59,471 |
Subordinated debenture | 46,743 | 46,743 |
Interest rate swap | 7 | 1,287 |
Borrowing interest payable | 792 | 140 |
Deposit interest payable | 632 | 631 |
Level 1 |  |  |
Financial assets: |  |  |
Cash and due from banks | 29,478 | 37,444 |
Interest bearing deposits with financial institutions | 18,394 | 18,389 |
Securities available-for-sale | 3,895 | 3,947 |
Financial liabilities: |  |  |
Noninterest bearing deposits | 582,766 | 572,404 |
Junior subordinated debentures | 33,267 | 33,267 |
Level 2 |  |  |
Financial assets: |  |  |
Securities available-for-sale | 518,424 | 520,963 |
FHLBC and FRBC Stock | 7,468 | 10,168 |
Loans held for sale | 2,426 | 4,067 |
Accrued interest receivable | 9,114 | 8,595 |
Financial liabilities: |  |  |
Interest bearing deposits | 1,372,909 | 1,346,339 |
Securities sold under repurchase agreements | 41,366 | 29,918 |
Other short-term borrowings | 45,000 | 115,000 |
Junior subordinated debentures | 26,204 | 26,204 |
Subordinated debenture | 46,743 | 46,743 |
Interest rate swap | 7 | 1,287 |
Borrowing interest payable | 792 | 140 |
Deposit interest payable | 632 | 631 |
Level 3 |  |  |
Financial assets: |  |  |
Securities available-for-sale | 28,623 | 16,529 |
Loans, net | $ 1,556,714 | $ 1,586,722 |

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- Definition Including the current and noncurrent portions, the carrying value of junior subordinated long-term debt owed to unconsolidated subsidiary trusts as of the balance sheet date. Such debt places a lender in a lien position behind debt having a higher priority of repayment in liquidation of the entity's assets and was initially scheduled to be repaid after one year or beyond the normal operating cycle if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.16) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.16) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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