XML 34 R20.htm IDEA: XBRL DOCUMENT
v3.4.0.3

Note 13 - Subsequent Events | 3 Months Ended
--- | ---
Mar. 31, 2016
Notes to Financial Statements |
Subsequent Events [Text Block] | Note 13. Subsequent Events Common Stock Dividend On April 19, 2016, our Board of Directors approved a dividend of $0.25 per share on our Class A and Class B common stock related to our first quarter 2016 financial results. The dividend will total approximately $6.4 million and will be paid on May 27, 2016 to shareholders of record on May 13, 2016. Repurchases of Class A Common Stock Since March 31, 2016, we have repurchased approximately 162,000 shares at a weighted average price of $81.10 per share. As of April 29, 2016, under our existing share repurchase authorization, approximately $235.1 million remains available for share repurchases.

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

X
- Definition The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business. + References No definition available. + Details
Name: | us-gaap_SubsequentEventsTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration