XML 50 R18.htm IDEA: XBRL DOCUMENT
v3.6.0.2

Sales by Product Line | 12 Months Ended
--- | ---
Dec. 31, 2016
Sales by Product Line [Abstract] |
Sales by Product Line | Note 10. Sales by Product Line The percentages of our sales by product line were as follows:
Type | Introduced |  | 2016 |  | 2015 |  | 2014
Fasteners(1) | 1967 |  | 36.6% |  | 38.3% |  | 40.2%
Tools | 1993 |  | 9.9% |  | 9.5% |  | 9.3%
Cutting tools | 1996 |  | 5.7% |  | 5.6% |  | 5.5%
Hydraulics & pneumatics | 1996 |  | 6.9% |  | 7.2% |  | 7.2%
Material handling | 1996 |  | 6.4% |  | 6.5% |  | 6.1%
Janitorial supplies | 1996 |  | 7.6% |  | 7.5% |  | 7.3%
Electrical supplies | 1997 |  | 4.8% |  | 4.7% |  | 4.7%
Welding supplies | 1997 |  | 4.6% |  | 4.7% |  | 4.7%
Safety supplies(2) | 1999 |  | 14.9% |  | 13.9% |  | 12.8%
Metals | 2001 |  | 0.5% |  | 0.5% |  | 0.4%
Direct ship(3) | 2004 |  | 0.5% |  | 0.4% |  | 1.0%
Office supplies | 2010 |  | 0.1% |  | 0.1% |  | 0.1%
Other |  |  | 1.5% |  | 1.1% |  | 0.7%
|  |  | 100.0% |  | 100.0% |  | 100.0%
(1) Fastener product line represents fasteners and miscellaneous supplies. (2) The safety supplies product line has expanded, as a percentage of sales, in the last several years due to our industrial vending program. (3) Direct ship represents a cross section of products from the remaining product lines. The items included here represent certain items with historically low margins which are shipped directly from our distribution channel to our customers, bypassing our store network.

X
- Definition Sales by Product Line [Abstract] + References No definition available. + Details
Name: | fast_SalesbyProductLineAbstract
Namespace Prefix: | fast_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Sales by Product Line Disclosure [Text Block] + References No definition available. + Details
Name: | fast_SalesbyProductLineDisclosureTextBlock
Namespace Prefix: | fast_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration