Long-Term Obligations (Tables)

12 Months Ended

24 Months Ended

Jul. 31, 2013

Jul. 31, 2013

Debt Disclosure [Abstract]

Schedule of Long-term Debt Instruments [Table Text Block]

Long-term obligations consist of the following as of July 31:

	2013			2012
Euro-denominated notes payable in 2017 at a fixed rate of 3.71%	$	39,900		$	36,912.0
Euro-denominated notes payable in 2020 at a fixed rate of 4.24%	59,850			55,368
USD-denominated notes payable through 2014 at a fixed rate of 5.14%	18,750			37,500
USD-denominated notes payable through 2016 at a fixed rate of 5.30%	78,428			104,571
USD-denominated notes payable through 2017 at a fixed rate of 5.33%	65,486			81,857
	$	262,414		$	316,208
Less current maturities	$	(61,264	)	$	(61,264	)
	$	201,150		$	254,944

Schedule of Borrowings on Revolving Loan Agreement

As of July 31, 2013, borrowings on the revolving loan agreement and China line of credit were as follows:

	July 31, 2013		Interest Rate
USD-denominated borrowing on revolving loan agreement	$	39,000	1.2787	%
USD-denominated borrowing on China line of credit	11,613		1.1201	%
Notes payable	$	50,613	1.2423	%

Schedule of Maturities of Long-term Debt

Maturities on long-term debt are as follows:

Years Ending July 31,
2014	$	61,264
2015	42,514
2016	42,514
2017	56,272
2018	—
Thereafter	59,850
Total	$	262,414