Basis of Presentation (Tables)

3 Months Ended

Mar. 31, 2014

Accounting Policies [Abstract]

Customers with Revenues Greater than 10%

The following table presents customers with revenues greater than 10% of the Company’s consolidated total revenues for the periods shown:

	Three Months ended
	March 31,
	2014			2013
Caterpillar Inc.		14.4	%		25.4	%
Komatsu Ltd.		12.1	%		13.2	%

Customers with Accounts Receivable Greater than 10%

The following table presents customers with accounts receivable greater than 10% of the Company’s consolidated accounts receivable for the periods shown:

	March 31,			December 31,
	2014			2013
Caterpillar Inc.		18.2	%		20.9	%