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EARNINGS PER COMMON SHARE - Additional Information (Detail) - $ / shares | 12 Months Ended
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Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Earnings Per Share Disclosure [Line Items] |  |  |
Preferred Stock, Shares Authorized | 10,000,000 | 10,000,000 | 10,000,000
Preferred Stock, Shares Outstanding | 0 | 0 | 0
Antidilutive Stock Options |  |  |
Earnings Per Share Disclosure [Line Items] |  |  |
Stock options and warrants with an exercise price greater than the average market price of the common shares not included in the computation of net income per diluted share | 0 | 0 | 0
Antidilutive Warrants |  |  |
Earnings Per Share Disclosure [Line Items] |  |  |
Stock options and warrants with an exercise price greater than the average market price of the common shares not included in the computation of net income per diluted share | 0 | 0 |
MainSource [Member] |  |  |
Earnings Per Share Disclosure [Line Items] |  |  |
Warrants Exercise Price |  |  | $ 10.62
MainSource [Member] | Antidilutive Warrants |  |  |
Earnings Per Share Disclosure [Line Items] |  |  |
Stock options and warrants with an exercise price greater than the average market price of the common shares not included in the computation of net income per diluted share |  |  | 804,858

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- Definition Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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- Definition The maximum number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) permitted to be issued by an entity's charter and bylaws. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(28)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition Aggregate share number for all nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) held by stockholders. Does not include preferred shares that have been repurchased. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(28)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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