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Stock-Based Compensation - Plan Description (Details) | 3 Months Ended
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Mar. 31, 2016 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of shares available for grant (in shares) | 2,589,428
Minimum |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Purchase price of common stock, percent | 100.00%
Restricted stock, performance shares and performance units | Minimum |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Restricted stock, restriction period | 1 year
Time based vesting of grants | Maximum |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Restricted stock, restriction period | 3 years
BBCN 2007 Plan | Minimum |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Purchase price of common stock, percent | 100.00%
BBCN 2007 Plan | Stock options and stock appreciation rights |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Contractual term | 10 years
BBCN 2007 Plan | Stock options and stock appreciation rights | Minimum |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Award vesting period | 3 years
BBCN 2007 Plan | Stock options and stock appreciation rights | Maximum |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Award vesting period | 5 years
2006 Plan |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Award vesting rights, percentage | 20.00%
2006 Plan | Nonemployee director |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Contractual term | 10 years
Award vesting rights, percentage | 33.00%

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- Definition Estimated period over which an employee is required to provide service in exchange for the equity-based payment award, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Percentage of vesting of share-based compensation awards. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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