XML 72 R43.htm IDEA: XBRL DOCUMENT
v3.20.4

Share-based Compensation and Equity (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2020
Share-based Payment Arrangement [Abstract] |
Summary of Share-Based Compensation Expense | Share-based compensation expense was as follows:
For the years ended December 31, | 2020 |  | 2019 |  | 2018
Continuing operations |  |  |  |  |
Stock options, net of estimated forfeitures | $ | 1,291 |  |  | $ | 3,101 |  |  | $ | (3,610) |
Restricted stock awards | 8,957 |  |  | 7,224 |  |  | 10,184 |
Total continuing operations | $ | 10,248 |  |  | $ | 10,325 |  |  | $ | 6,574 |
Discontinued operations |  |  |  |  |
Share-based compensation expense for discontinued operations | 3,050 |  |  | 2,669 |  |  | 4,217 |
Total continuing and discontinued operations | $ | 13,298 |  |  | $ | 12,994 |  |  | $ | 10,791 |
Summary of Stock Options Activity | The following tables summarize the stock option activity and the assumptions used to record the related share-based compensation expense for the years ended December 31, 2020, 2019 and 2018:
|  | 2020 |  | 2019 |  | 2018
|  | Options | Weighted Average Exercise Price | Aggregate Intrinsic Value |  | Options | Weighted Average Exercise Price | Aggregate Intrinsic Value |  | Options | Weighted Average Exercise Price | Aggregate Intrinsic Value
Outstanding at January 1 |  | 5,388 |  | $ | 18.18 |  | $ | 3,396 |  |  | 9,020 |  | $ | 18.79 |  | $ | 744 |  |  | 9,903 |  | $ | 19.30 |  | $ | — |
Granted |  | — |  | — |  |  |  | 698 |  | 14.99 |  |  |  | 717 |  | 14.27 |  |
Exercised |  | (860) |  | 17.60 |  | 2,353 |  |  | (1,569) |  | 16.95 |  | 794 |  |  | — |  | — |  | — |
Forfeited or expired |  | (1,100) |  | 19.66 |  |  |  | (2,761) |  | 20.06 |  |  |  | (1,600) |  | 19.92 |  |
Outstanding at December 31 |  | 3,428 |  | 17.85 |  | 159 |  |  | 5,388 |  | 18.18 |  | 3,396 |  |  | 9,020 |  | 18.79 |  | 744 |
Exercisable at December 31 |  | 3,292 |  | 17.97 |  | 159 |  |  | 4,846 |  | 18.50 |  | 2,136 |  |  | 7,878 |  | 19.11 |  | 265 |
Vested and expected to vest |  | 3,426 |  | 17.85 |  | 159 |  |  | 5,274 |  | 18.20 |  | 3,344 |  |  | 8,990 |  | 18.80 |  | 722 |
Summary of Stock Option Plans, By Exercise Price Range |
| Options Outstanding |  | Options Exercisable |  | Assumption Range*
Exercise Prices | Number of Shares | Weighted Average Remaining Contractual Terms (Years) |  | Number of Shares | Weighted Average Remaining Contractual Terms (Years) |  | Risk-Free Interest Rate | Expected Terms in Years | Expected Volatility
Year Ended December 31, 2020 |  |  |  |  |  |  |
$13.97 - $15.55 | 748 |  | 6.84 |  | 625 |  | 6.58 |  | 1.99% - 3.05% | 3.25 - 5.91 | 38.29% - 64.18%
$16.38 - $17.89 | 2,247 |  | 2.72 |  | 2,235 |  | 2.68 |  | 1.38% -2.34% | 3.20 - 7.12 | 35.20% - 58.84%
$21.00 | 146 |  | 0.70 |  | 146 |  | 0.70 |  | 1.81% | 4.00 | 57.79%
$22.88 - $31.92 | 287 |  | 0.76 |  | 287 |  | 0.76 |  | 0.73% - 2.86% | 4.00 - 6.52 | 39.03% - 53.80%
Year Ended December 31, 2019 |  |  |  |  |  |  |
$13.97 - $15.55 | 944 |  | 7.89 |  | 524 |  | 7.06 |  | 1.81% - 3.05% | 3.25 - 5.91 | 38.29% - 64.18%
$17.00 - $19.56 | 3,597 |  | 3.12 |  | 3,475 |  | 2.95 |  | 1.38% - 2.94% | 2.60 - 10.00 | 35.20% - 58.84%
$21.00 - $21.52 | 330 |  | 1.09 |  | 330 |  | 1.09 |  | 0.68% - 2.61% | 3.79 - 6.55 | 38.16% - 57.79%
$22.32 - $31.92 | 517 |  | 1.44 |  | 517 |  | 1.44 |  | 0.60% - 3.03% | 3.18 - 6.52 | 36.93% - 53.80%
Year Ended December 31, 2018 |  |  |  |  |  |  |
$13.97 - $15.55 | 674 |  | 8.31 |  | 250 |  | 7.98 |  | 1.81% - 3.05% | 3.25 - 5.91 | 49.98% - 64.18%
$17.00 - $19.56 | 5,730 |  | 3.69 |  | 5,013 |  | 3.50 |  | 0.49% - 2.94% | 2.60 - 10.00 | 36.04% - 69.74%
$21.00 - $21.52 | 1,917 |  | 1.39 |  | 1,916 |  | 1.39 |  | 0.68% - 2.60% | 2.92 - 6.52 | 38.16% - 69.74%
$22.32 - $31.92 | 699 |  | 2.53 |  | 699 |  | 2.53 |  | 0.60% - 2.93% | 4.00 - 6.52 | 36.93% - 53.80%
* The expected dividend yield is zero for all options in all years.
Summary of Non-Vested Restricted Stock And Restricted Stock Units Activity | The following table summarizes the non-vested restricted stock and restricted stock units activity for the years ended December 31, 2020, 2019 and 2018:
|  | 2020 |  | 2019 |  | 2018
|  | Shares |  | Weighted Average Grant Date Fair Value |  | Shares |  | Weighted Average Grant Date Fair Value |  | Shares |  | Weighted Average Grant Date Fair Value
Non-vested at January 1 |  | 1,251 |  |  | $ | 14.69 |  |  | 1,895 |  |  | $ | 15.31 |  |  | 1,650 |  |  | $ | 19.74 |
Granted |  | 969 |  |  | 15.80 |  |  | 1,003 |  |  | 15.10 |  |  | 1,306 |  |  | 14.11 |
Vested |  | (861) |  |  | 14.11 |  |  | (765) |  |  | 16.18 |  |  | (853) |  |  | 21.66 |
Forfeited |  | (359) |  |  | 15.95 |  |  | (882) |  |  | 15.20 |  |  | (208) |  |  | 17.41 |
Non-vested at December 31 |  | 1,000 |  |  | 15.81 |  |  | 1,251 |  |  | 14.69 |  |  | 1,895 |  |  | 15.31 |

X
- References No definition available. + Details
Name: | us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of allocation of amount expensed and capitalized for award under share-based payment arrangement to statement of income or comprehensive income and statement of financial position. Includes, but is not limited to, corresponding line item in financial statement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 14.F) -URI http://asc.fasb.org/extlink&oid=115993241&loc=d3e301413-122809 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5047-113901 + Details
Name: | us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the changes in outstanding nonvested restricted stock units. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfNonvestedRestrictedStockUnitsActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of option exercise prices, by grouped ranges, including the upper and lower limits of the price range, the number of shares under option, weighted average exercise price and remaining contractual option terms. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration