The Company and Summary of Significant Accounting Policies (Tables)

12 Months Ended

Mar. 31, 2015

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Schedule of Company's financial assets and liabilities measured on a recurring basis at fair value

The tables below summarize the Company's financial liabilities and assets that are measured on a recurring basis at fair value:

	Fair Value at March 31, 2015			Fair Value Measurement Using
				Level 1			Level 2			Level 3
Assets (Liabilities) at fair value
Nonqualified deferred compensation asset	$	5,581		$	5,581		$	—		$	—
Nonqualified deferred compensation liability	$	(5,581	)	$	(5,581	)	$	—		$	—
Designated derivatives liability	$	(487	)	$	—		$	(487	)	$	—
Contingent consideration for acquisition of business	$	(26,000	)	$	—		$	—		$	(26,000	)

	Fair Value at March 31, 2014			Fair Value Measurement Using
				Level 1			Level 2			Level 3
Assets (Liabilities) at fair value
Nonqualified deferred compensation asset	$	4,534		$	4,534		$	—		$	—
Nonqualified deferred compensation liability	$	(4,534	)	$	(4,534	)	$	—		$	—
Designated derivatives liability	$	(832	)	$	—		$	(832	)	$	—
Contingent consideration for acquisition of business	$	(30,000	)	$	—		$	—		$	(30,000	)

	Fair Value at December 31, 2013			Fair Value Measurement Using
				Level 1			Level 2			Level 3
Assets (Liabilities) at fair value
Nonqualified deferred compensation asset	$	4,410		$	4,410		$	—		$	—
Nonqualified deferred compensation liability	$	(4,410	)	$	(4,410	)	$	—		$	—
Designated derivatives liability	$	(550	)	$	—		$	(550	)	$	—
Contingent consideration for acquisition of business	$	(48,000	)	$	—		$	—		$	(48,000	)

Schedule of reconciliation of beginning and ending amounts related to the fair value for contingent consideration for acquisition of business, categorized as Level 3

The following table presents a reconciliation of the Level 3 measurement (rounded):

Beginning balance, January 1, 2013	$	71,500
Payments	(25,400		)
Change in fair value	1,900
Balance, December 31, 2013	$	48,000
Payments	(19,000		)
Change in fair value	1,000
Balance, March 31, 2014	$	30,000
Payments	(500		)
Change in fair value	(3,500		)
Balance, March 31, 2015	$	26,000

Schedule of reconciliations of basic to diluted weighted-average common shares outstanding

The reconciliations of basic to diluted weighted-average common shares outstanding were as follows:

	Year ended	Quarter ended (transition period)	Years ended
	3/31/2015	3/31/2014	12/31/2013	12/31/2012
Weighted-average shares used in basic computation	34,433,000	34,621,000	34,473,000	36,879,000
Dilutive effect of stock-based awards*	300,000	—	356,000	455,000
Weighted-average shares used for diluted computation	34,733,000	34,621,000	34,829,000	37,334,000

*Excluded NSUs	—	331,000	—	200,000
*Excluded RSUs	624,000	729,000	795,000	671,000
*Excluded outside director RSAs	—	6,000	—	—
*Excluded SARs	525,000	730,000	525,000	525,000