|
Significant Accounting Policies (Details Textual) (USD $)
|
3 Months Ended |
9 Months Ended |
12 Months Ended |
0 Months Ended |
|
Mar. 31, 2015
|
Mar. 31, 2014
|
Sep. 30, 2014
|
Dec. 31, 2014
|
Mar. 28, 2012
|
| Significant Accounting Policies [Line Items] |
|
|
|
|
|
| Interest Rate Percentage On Senior Notes |
6.75% |
|
|
|
|
| Put option noncontrolling interest impairment charge |
$ 0 |
|
|
|
|
| Restricted Cash and Cash Equivalents |
6,211,000 |
|
|
6,461,000 |
|
| Cost Method Investments |
10,420,000 |
|
|
10,196,000 |
|
| Consolidated Accounts Receivable Percentage |
10.00% |
|
|
10.00% |
|
| Consolidated Largest Client Revenue |
|
10.00% |
10.00% |
|
|
| Business Acquisition, Increase (Decrease) in Contingent Purchase Price Obligation |
2,248,000 |
8,022,000 |
|
|
|
| Business Combination, Acquisition Related Costs |
874,000 |
1,071,000 |
|
|
|
| Assets |
1,640,125,000 |
1,570,272,000 |
|
1,648,890,000 |
|
| Liabilities |
1,836,706,000 |
|
|
1,802,519,000 |
|
| Stock Issued During Period, Shares, Restricted Stock Award, Gross |
0 |
|
|
|
|
| Common Class A |
|
|
|
|
|
| Significant Accounting Policies [Line Items] |
|
|
|
|
|
| Stock Issued During Period, Shares, Restricted Stock Award, Gross |
751,618 |
|
|
|
|
| Doner [Member] |
|
|
|
|
|
| Significant Accounting Policies [Line Items] |
|
|
|
|
|
| Variable Interest Entity, Qualitative or Quantitative Information, Ownership Percentage |
|
|
|
|
30.00% |
| Assets |
154,855,000 |
|
|
223,305,000 |
|
| Liabilities |
$ 125,670,000 |
|
|
$ 192,340,000 |
|
| Aggregate 2012 Acquisitions [Member] | Doner [Member] |
|
|
|
|
|
| Significant Accounting Policies [Line Items] |
|
|
|
|
|
| Ownership Interest Percentage Increase On Exercise Of Option |
|
|
|
|
70.00% |
| Minimum [Member] |
|
|
|
|
|
| Significant Accounting Policies [Line Items] |
|
|
|
|
|
| Property, Plant and Equipment, Useful Life |
3 years |
|
|
|
|
| Equity Method Investment, Ownership Percentage |
50.00% |
|
|
|
|
| Maximum [Member] |
|
|
|
|
|
| Significant Accounting Policies [Line Items] |
|
|
|
|
|
| Property, Plant and Equipment, Useful Life |
7 years |
|
|
|
|
| Equity Method Investment, Ownership Percentage |
50.00% |
|
|
|
|
| Real Estate Joint Venture [Member] |
|
|
|
|
|
| Significant Accounting Policies [Line Items] |
|
|
|
|
|
| Percentage Of Undivided Interest |
30.00% |
|
|
|
|