Represents the maximum remaining maturity period of a long-term debt instrument as of the balance sheet date.

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Represents the maximum amount of dividend payable by the entity in any fiscal year if certain financial ratios and other conditions are not satisfied by the entity.

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- Definition

Obligations related to long-term debt and capital lease obligations.

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- Definition

Represents the final payment required to pay to settle a long-term debt obligation.

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No definition available.

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- Definition

Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Article 12

-Section 13

-Sentence Column B

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

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No definition available.

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- Definition

The reference rate for the variable rate of the debt instrument, such as LIBOR or the US Treasury rate and the maturity of the reference rate used, such as three months or six months LIBOR.

+ References

No definition available.

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- Definition

Maximum contractual interest rate for funds borrowed, under the debt agreement.

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-Name Regulation S-X (SX)

-Number 210

-Section 02

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- Definition

Minimum contractual interest rate for funds borrowed, under the debt agreement.

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-Name Regulation S-X (SX)

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- Definition

Amount of the required periodic payments including both interest and principal payments.

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- Definition

Fixed interest rate related to the interest rate derivative.

+ References

No definition available.

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- Definition

Amount of gain (loss) from the ineffectiveness of the hedge.

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

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- Definition

Variable interest rate in effect as of the balance sheet date related to the interest rate derivative.

+ References

No definition available.

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- Definition

Fair value as of the balance sheet date of all interest rate derivatives designated as cash flow hedging instruments.

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- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

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No definition available.

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The fair value of line of credit assumed in noncash investing or financing activities.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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Amount of long-term debt and capital lease obligation due after one year or beyond the normal operating cycle, if longer.

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-Article 5

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-Name Staff Accounting Bulletin (SAB)

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Amount of long-term debt and capital leases due within one year or the normal operating cycle, if longer.

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Weighted average interest rate of long-term debt outstanding.

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No definition available.

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- Definition

The cash outflow for loan and debt issuance costs.

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-Publisher FASB

-Name Accounting Standards Codification

-Glossary Financing Activities

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The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt.

+ References

No definition available.

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The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.

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Amount of unrealized gain (loss) related to the increase or decrease in fair value of interest rate derivatives designated as cash flow hedging instruments, which was recorded in accumulated other comprehensive income to the extent that the cash flow hedge was determined to be effective.

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LONG-TERM DEBT: (Details) (USD $)	12 Months Ended			0 Months Ended
LONG-TERM DEBT: (Details) (USD $)	Mar. 31, 2015	Mar. 31, 2014	Mar. 31, 2013	Oct. 09, 2013	Mar. 10, 2014
Long-term debt
Total long-term debt and capital leases	$ 287,424,000	$ 317,610,000
Less current installments	32,885,000	28,567,000
Long-term debt, excluding current installments	254,539,000	289,043,000
Existing debt repaid with proceeds of term loan	28,421,000us-gaap_RepaymentsOfLongTermDebt	235,895,000us-gaap_RepaymentsOfLongTermDebt	26,871,000us-gaap_RepaymentsOfLongTermDebt
Payment of fees related to the new credit agreement		4,370,000us-gaap_PaymentsOfFinancingCosts
March 10, 2014 derivative agreement \| Cash flow hedge \| Other, net
Long-term debt
Unrealized loss of the derivative recorded in other comprehensive income (loss)	200,000
Interest rate swap \| March 10, 2014 derivative agreement \| Cash flow hedge
Long-term debt
Long-term debt variable interest rate description	LIBOR
Fixed interest rate payable on swap (as a percent)					0.98%
Notional amount of derivative					50,000,000
LIBOR rate (as a percent)	0.27%
Amount of ineffectiveness	0
Fair market value of the derivative	0
Term loan credit agreement
Long-term debt
Total long-term debt and capital leases	270,000,000	292,500,000
Amount borrowed				300,000,000
Existing debt repaid with proceeds of term loan				215,000,000
Payment of fees related to the new credit agreement				4,400,000
Aggregate amount of borrowing commitment	300,000,000
Weighted-average interest rate on long-term debt (as a percent)	2.30%
Term loan credit agreement \| Quarterly installments payable through September 2017
Long-term debt
Required quarterly installment payments	7,500,000
Term loan credit agreement \| Quarterly installments payable through June 2018
Long-term debt
Required quarterly installment payments	11,300,000
Term loan credit agreement \| Final payment due on October 9, 2018
Long-term debt
Final payment of long-term debt	161,300,000
Term loan credit agreement \| LIBOR
Long-term debt
Long-term debt variable interest rate description	LIBOR
Long-term debt basis spread on variable interest rate (as a percent)	2.00%
Term loan credit agreement \| Alternative base rate
Long-term debt
Long-term debt variable interest rate description	Alternative base rate
Capital leases and installment payment obligations
Long-term debt
Total long-term debt and capital leases	7,400,000	12,990,000
Long-term debt stated interest rate percentage, minimum	4.00%	4.00%
Long-term debt stated interest rate percentage, maximum	8.00%	8.00%
Maximum remaining maturity period of debt	7 years	7 years
Other debt and long-term liabilities
Long-term debt
Total long-term debt and capital leases	10,024,000	12,120,000
Revolving credit facility
Long-term debt
Aggregate amount of borrowing commitment	300,000,000
Outstanding revolving credit borrowings	0	0
Outstanding letters of credit	2,100,000
Revolving credit facility dividend restrictions amount, maximum	$ 30,000,000
Revolving credit facility \| LIBOR
Long-term debt
Long-term debt variable interest rate description	LIBOR
Long-term debt basis spread on variable interest rate (as a percent)	2.00%
Revolving credit facility \| Alternative base rate
Long-term debt
Long-term debt variable interest rate description	Alternative base rate