XML 14 R39.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Stockholders' Equity (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2012
Cash Dividends | The Company paid cash dividends during the years ended December 31, 2010, 2011 and 2012 as follows:
|  | Per Share |  |  | Total |
|  |  |  |  | (in thousands) |
2010: |  |  |  |  |  |  |  |
Paid on March 31, 2010 |  | $ | 0.05 |  |  | $ | 7,677 |
Paid on June 30, 2010 |  |  | 0.05 |  |  |  | 7,706 |
Paid on September 30, 2010 |  |  | 0.05 |  |  |  | 7,704 |
Paid on December 30, 2010 |  |  | 0.05 |  |  |  | 7,709 |
Total cash dividends |  | $ | 0.20 |  |  | $ | 30,796 |
2011: |  |  |  |  |  |  |  |
Paid on March 30, 2011 |  | $ | 0.05 |  |  | $ | 7,708 |
Paid on June 30, 2011 |  |  | 0.05 |  |  |  | 7,772 |
Paid on September 30, 2011 |  |  | 0.05 |  |  |  | 7,777 |
Paid on December 30, 2011 |  |  | 0.05 |  |  |  | 7,788 |
Total cash dividends |  | $ | 0.20 |  |  | $ | 31,045 |
2012: |  |  |  |  |  |  |  |
Paid on March 30, 2012 |  | $ | 0.05 |  |  | $ | 7,788 |
Paid on June 29, 2012 |  |  | 0.05 |  |  |  | 7,650 |
Paid on September 28, 2012 |  |  | 0.05 |  |  |  | 7,518 |
Paid on December 28, 2012 |  |  | 0.05 |  |  |  | 7,346 |
Total cash dividends |  | $ | 0.20 |  |  | $ | 30,302 |

X
- Definition Dividend Activity + References No definition available. + Details
Name: | pten_DividendActivityTextBlock
Namespace Prefix: | pten_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration