XML 57 R22.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Quarterly Financial Data (Unaudited) | 12 Months Ended
--- | ---
Dec. 31, 2014
Quarterly Financial Information Disclosure [Abstract] |
Quarterly Financial Data (Unaudited) | Quarterly Financial Data (Unaudited) The following tabulation shows certain quarterly financial data for 2014 and 2013 (in thousands, except per share amounts):
| Quarter
2014 | 1 |  | 2 |  | 3 |  | 4
Net service revenues | $ | 1,084,342 |  |  | $ | 1,164,914 |  |  | $ | 1,224,308 |  |  | $ | 1,221,450 |
Gross margin | $ | 438,495 |  |  | $ | 478,444 |  |  | $ | 505,220 |  |  | $ | 500,757 |
Income before income taxes | $ | 102,014 |  |  | $ | 123,653 |  |  | $ | 138,361 |  |  | $ | 133,321 |
Net income | $ | 61,551 |  |  | $ | 75,140 |  |  | $ | 85,184 |  |  | $ | 84,053 |
Net income available to common stockholders - diluted | $ | 61,551 |  |  | $ | 75,140 |  |  | $ | 85,184 |  |  | $ | 84,053 |
Basic net income per share | $ | .45 |  |  | $ | .56 |  |  | $ | .64 |  |  | $ | .63 |
Diluted net income per share | $ | .45 |  |  | $ | .55 |  |  | $ | .63 |  |  | $ | .62 |
| Quarter
2013 | 1 |  | 2 |  | 3 |  | 4
Net service revenues | $ | 1,023,684 |  |  | $ | 1,063,228 |  |  | $ | 1,075,119 |  |  | $ | 1,083,864 |
Gross margin | $ | 410,290 |  |  | $ | 432,108 |  |  | $ | 437,478 |  |  | $ | 443,216 |
Income before income taxes | $ | 89,376 |  |  | $ | 100,596 |  |  | $ | 103,713 |  |  | $ | 103,894 |
Net income | $ | 55,863 |  |  | $ | 63,089 |  |  | $ | 66,358 |  |  | $ | 66,885 |
Net income available to common stockholders - diluted | $ | 55,861 |  |  | $ | 63,088 |  |  | $ | 66,358 |  |  | $ | 66,885 |
Basic net income per share | $ | .41 |  |  | $ | .46 |  |  | $ | .49 |  |  | $ | .49 |
Diluted net income per share | $ | .40 |  |  | $ | .46 |  |  | $ | .48 |  |  | $ | .49 |

X
- Details
Name: | us-gaap_QuarterlyFinancialInformationDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The entire disclosure for the quarterly financial data in the annual financial statements. The disclosure may include a tabular presentation of financial information for each fiscal quarter for the current and previous year, including revenues, gross profit, income or loss before extraordinary items and earnings per share data. It also includes an indication if the information in the note is unaudited, comments on the aggregate effect of year-end adjustments, and an explanation of matters or transactions that affect comparability or are pertinent to an understanding of the information furnished. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 45 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=6372559&loc=d3e765-108305 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=6372559&loc=d3e725-108305 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a)-(j) -URI http://asc.fasb.org/extlink&oid=35737889&loc=d3e1280-108306 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 6 -Section G -Subsection 1 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 302 -Paragraph a + Details
Name: | us-gaap_QuarterlyFinancialInformationTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration