Additional Balance Sheet Information (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013		Mar. 31, 2012
Other non-current assets:
Corporate owned life insurance policies	$ 3,673		$ 3,458
Other	571		549
Total	4,244		4,007
Accrued liabilities:
Salaries, wages, and related benefits	10,118		7,397
BEP obligations	0	[1]	2,948	[1]
SERP obligations	0	[1]	3,323	[1]
Other taxes payable	2,363		1,976
Accrued legal settlements	1,664		0
Restructuring liabilities	584		5,447
Professional fees	701		1,700
Income taxes payable	631		322
Other	1,420		870
Total	17,481		23,983
Other non-current liabilities:
Income taxes payable/uncertain tax positions	2,469		3,135
Deferred rent	2,367		2,013
Restructuring liabilities	0		852
Other	249		210
Total	$ 5,085		$ 6,210

[1] (1) BEP and SERP obligations were fulfilled in April 2012.