XML 53 R39.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Quarterly Financial Information (Unaudited) (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2018
Quarterly Financial Information (Unaudited) |
Unaudited Quarterly Financial Data | The following is selected unaudited quarterly financial data for the fiscal years ended December 31, 2018 and 2017 (amounts in thousands, except per share data). The sum of the quarterly per share amounts may not equal the annual totals due to rounding.
|  | 2018
|  | First |  | Second |  | Third |  | Fourth
|  | Quarter |  | Quarter |  | Quarter |  | Quarter
Revenues |  | $ | 288,370 |  | $ | 333,934 |  | $ | 292,249 |  | $ | 360,565
Depreciation and amortization |  |  | 28,666 |  |  | 29,995 |  |  | 30,994 |  |  | 31,221
Operating income |  |  | 45,944 |  |  | 76,699 |  |  | 40,100 |  |  | 51,526
Income before income taxes |  |  | 29,548 |  |  | 61,222 |  |  | 24,454 |  |  | 161,191
Provision for income taxes |  |  | (2,209) |  |  | (5,676) |  |  | (1,863) |  |  | (1,997)
Net income |  |  | 27,339 |  |  | 55,546 |  |  | 22,591 |  |  | 159,194
Net income per share |  |  | 0.53 |  |  | 1.08 |  |  | 0.44 |  |  | 3.10
Net income per share — assuming dilution |  |  | 0.53 |  |  | 1.08 |  |  | 0.44 |  |  | 3.09
|  | 2017
|  | First |  | Second |  | Third |  | Fourth
|  | Quarter |  | Quarter |  | Quarter |  | Quarter
Revenues |  | $ | 276,042 |  | $ | 298,778 |  | $ | 264,724 |  | $ | 345,175
Depreciation and amortization |  |  | 27,637 |  |  | 27,679 |  |  | 28,546 |  |  | 28,097
Operating income |  |  | 46,975 |  |  | 64,644 |  |  | 37,510 |  |  | 36,788
Income before income taxes |  |  | 33,213 |  |  | 48,191 |  |  | 24,400 |  |  | 21,141
(Provision) benefit for income taxes |  |  | (593) |  |  | (899) |  |  | (530) |  |  | 51,177
Net income |  |  | 32,620 |  |  | 47,292 |  |  | 23,870 |  |  | 72,318
Net income per share |  |  | 0.64 |  |  | 0.92 |  |  | 0.47 |  |  | 1.41
Net income per share — assuming dilution |  |  | 0.63 |  |  | 0.92 |  |  | 0.46 |  |  | 1.41

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

X
- Definition Tabular disclosure of quarterly financial data. Includes, but is not limited to, financial information for fiscal quarters, cumulative effect of a change in accounting principle and earnings per share data. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=109225645&loc=d3e1280-108306 + Details
Name: | us-gaap_ScheduleOfQuarterlyFinancialInformationTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration