XML 61 R10.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Dividends | 6 Months Ended
--- | ---
Mar. 31, 2015
Dividends [Abstract] |
Dividends | Dividends On February 16, 2015, the Company paid its 128th consecutive quarterly cash dividend on common stock. Dividends per share were $.13 and $.10 for the quarters ended March 31, 2015 and 2014, respectively. On May 4, 2015, the Company announced its 129th consecutive quarterly cash dividend on common stock of $0.13 per share. The current dividend will be paid on May 29, 2015, to common shareholders of record on May 14, 2015. The Company also announced the authorization of an additional 5 million shares that may be repurchased under Washington Federal's share repurchase program. For the six months ending March 31, 2105, the Company has repurchased 3.9 million shares or 4.0 percent of the shares that were outstanding at the beginning of the year at an average price of $21.44. The last authorization of 10 million shares was made in September 2013, and had 1.1 million shares remaining authorized to be repurchased as of May 4, 2015.

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

X
- Definition Dividends [Text Block] + References No definition available. + Details
Name: | wfsl_DividendsTextBlock
Namespace Prefix: | wfsl_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration