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Regulatory Capital Requirements - Schedule of Compliance with Regulatory Capital Requirements for Mortgage Companies (Details) - USD ($) $ in Thousands | Jun. 30, 2018 | Dec. 31, 2017
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Regulatory Capital Requirements [Line Items] |  |  |
Leverage - For capital adequacy purposes Ratio |  | 4.00% |
Common Equity Tier 1 Capital - For capital adequacy purposes Ratio |  | 4.50% |
Tier 1 Capital - For capital adequacy purposes Ratio |  | 6.00% |
Total Risk Based Capital - For capital adequacy purposes Ratio |  | 8.00% |
Company's Regulatory Capital Requirements [Member] |  |  |
Regulatory Capital Requirements [Line Items] |  |  |
Leverage - Actual Amount |  | $ 94,793 | $ 88,605
Common Equity Tier 1 Capital - Actual Amount |  | 73,860 | 68,269
Tier 1 Capital - Actual Amount |  | 94,793 | 88,605
Total Risk Based Capital - Actual Amount |  | $ 100,768 | $ 94,208
Leverage - Actual Ratio |  | 10.10% | 9.80%
Common Equity Tier 1 Capital - Actual Ratio |  | 12.93% | 12.83%
Tier 1 Capital - Actual Ratio |  | 16.59% | 16.65%
Total Risk Based Capital - Actual Ratio |  | 17.64% | 17.71%
Leverage - For capital adequacy purposes Amount |  | $ 37,556 | $ 36,180
Common Equity Tier 1 Capital - For capital adequacy purposes Amount |  | 36,426 | 30,590
Tier 1 Capital - For capital adequacy purposes Amount |  | 44,996 | 38,571
Total Risk Based Capital - For capital adequacy purposes Amount |  | $ 56,424 | $ 49,211
Leverage - For capital adequacy purposes Ratio | [1] | 4.00% | 4.00%
Common Equity Tier 1 Capital - For capital adequacy purposes Ratio | [1] | 6.40% | 5.80%
Tier 1 Capital - For capital adequacy purposes Ratio | [1] | 7.90% | 7.30%
Total Risk Based Capital - For capital adequacy purposes Ratio | [1] | 9.90% | 9.30%
[1] | The required ratios for capital adequacy purposes include a capital conservation buffer of 1.875% for June 30, 2018 and 1.25% for December 31, 2017.

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- Definition The amount of total common equity tier 1 capital as defined in the regulations. + References No definition available. + Details
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- Definition The minimum common equity Tier One Capital Ratio (Tier one capital divided by risk-weighted assets) required for capital adequacy purposes under the regulatory framework for prompt corrective action. + References No definition available. + Details
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- Definition Common equity Tier 1 capital divided by risk weighted assets as defined by regulations. + References No definition available. + Details
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- Definition The amount of total capital as defined in the regulations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 948 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6490092&loc=d3e47304-110998 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1H -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=84167132&loc=d3e65071-112826 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 948 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=6490092&loc=d3e47080-110998 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1H -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=84167132&loc=d3e65071-112826 + Details
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- Definition The minimum amount of Total Capital required for capital adequacy purposes under the regulatory framework for prompt corrective action. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1H -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=84167132&loc=d3e65071-112826 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=84167132&loc=SL5958568-112826 + Details
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- Definition The minimum Total risk based capital ratio (total capital divided by risk weighted assets) required for capital adequacy purposes under the regulatory framework for prompt corrective action. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=84167132&loc=SL5958568-112826 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=84167132&loc=SL5958570-112826 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1H -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=84167132&loc=d3e65071-112826 + Details
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