PENSION, PROFIT SHARING AND OTHER BENEFIT PLANS (Details 2) (Defined Benefit Pension Plans, USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2011
Fair value of assets of defined benefit pension plans by asset category
Fair value of the assets	$ 188,337	$ 169,323	$ 144,319
Level 1
Fair value of assets of defined benefit pension plans by asset category
Fair value of the assets	2,361
Level 2
Fair value of assets of defined benefit pension plans by asset category
Fair value of the assets	179,713	163,709
Level 3
Fair value of assets of defined benefit pension plans by asset category
Fair value of the assets	6,263	5,614	5,026
Cash and cash equivalents
Fair value of assets of defined benefit pension plans by asset category
Fair value of the assets	2,836	2,113
Cash and cash equivalents | Level 1
Fair value of assets of defined benefit pension plans by asset category
Fair value of the assets	2,361
Cash and cash equivalents | Level 2
Fair value of assets of defined benefit pension plans by asset category
Fair value of the assets	475	2,113
Equity securities | United States
Fair value of assets of defined benefit pension plans by asset category
Fair value of the assets	54,870	47,998
Equity securities | United States | Level 2
Fair value of assets of defined benefit pension plans by asset category
Fair value of the assets	54,870	47,998
Equity securities | United Kingdom
Fair value of assets of defined benefit pension plans by asset category
Fair value of the assets	20,983	37,059
Equity securities | United Kingdom | Level 2
Fair value of assets of defined benefit pension plans by asset category
Fair value of the assets	20,983	37,059
Equity securities | Other foreign countries
Fair value of assets of defined benefit pension plans by asset category
Fair value of the assets	26,586	28,460
Equity securities | Other foreign countries | Level 2
Fair value of assets of defined benefit pension plans by asset category
Fair value of the assets	26,586	28,460
Fixed-income funds | United States
Fair value of assets of defined benefit pension plans by asset category
Fair value of the assets	33,849	37,585
Fixed-income funds | United States | Level 2
Fair value of assets of defined benefit pension plans by asset category
Fair value of the assets	33,849	37,585
Fixed-income funds | United Kingdom
Fair value of assets of defined benefit pension plans by asset category
Fair value of the assets	12,804	10,494
Fixed-income funds | United Kingdom | Level 2
Fair value of assets of defined benefit pension plans by asset category
Fair value of the assets	12,804	10,494
Diversified growth fund
Fair value of assets of defined benefit pension plans by asset category
Fair value of the assets	30,146
Diversified growth fund | Level 2
Fair value of assets of defined benefit pension plans by asset category
Fair value of the assets	30,146
Real Estate
Fair value of assets of defined benefit pension plans by asset category
Fair value of the assets	6,263	5,614
Real Estate | Level 3
Fair value of assets of defined benefit pension plans by asset category
Fair value of the assets	$ 6,263	$ 5,614